Shreya

Questions and answers by visitors named Shreya

Questions (136)

two numbers differ by three and their quotient is 3/4. the larger number is? i not get how to do this.
1. 5 answers
2. 2,394 views
(3-4sin^2A)(1-3tan^2A) =(3-tan^2A)(4cos^A-3)
1. 2 answers
2. 667 views
The value of Kb for HPO₄²- is?A. 2.2*10^-13 B. 6.2*10^-8 C. 1.6*10^-7 D. 4.5*10^-2 I don't get how to solve this.
1. 10 answers
2. asked by Shreya
3. 5,400 views
I also do not get these inverses questionsy = 5(x-3)^3 x = 5(y-33)^3 I divided 5 on both sides and got 1/5x = (y-3)^3 Then do I
1. 10 answers
2. 398 views
Im trying to find the inverse of this: y = 2/3x-4I got to this step x+4 = 2/3y I need to divide by 2/3 to get rid of 2/3 beside
1. 7 answers
2. 408 views
Im going over my pre calculus 12 exam, and I need help with one question from the chapter Transformations of graphs and stuff.Co
1. 1 answer
2. 423 views
A square plate made of copper has a length of 4.253 m on a side, at 15.00 degrees Celsius. A hole is drilled in the plate, the
1. 3 answers
2. 600 views
Sue this mohammad’s sister, his computer not working. He need help with his work today. Imagine urself as the prime minister
1. 10 answers
2. 911 views
[4:06:00 PM] shreya2010: question: Helping my brother Mohammad. What was foreign policy of canada in 1950's and 1970's.We are
1. 2 answers
2. 1,007 views
Canada not with Vietnam war that happen after 1950's and that when Canada start getting independent on own. Defense line happen
1. 2 answers
2. 1,100 views
UN which was United Nations was to keep peace, but how it not work? It not tell us that.
1. 1 answer
2. 311 views
Question:Hey I posting for my brother Mohammad again, his computer not work I not know why. You please unblock any people so he
1. 4 answers
2. 1,272 views
(24x^3-54x^2-15x)/(6x^2-15x)i don't factor number from whole equation way i do it is find number that add to give me -54 and
1. 7 answers
2. 788 views
7/(x-2)(x+5)-8/(x+5)(x-3)7(x-3)-8(x-2)/(x-2)(x+5)(x-3) 7x-21-8x+16/(x-2)(x+5)(x-3) 7x-8x give me -1x and -21+16 give me -5. for
1. 7 answers
2. 337 views
at what image distance is it difficult, but not impossible to locate a clearly focused image? i think that would be far from
1. 2 answers
2. 597 views
5a-3/a+7 = 5a-14/a+1so i find that only lowest common denominator for equation is (a+7)(a+1) (a+7)(a+1)(5a-3/a+7) =
1. 3 answers
2. 381 views
x-1/x+1 = 2x/15(15)(x-1) = (2x)(x+1) 2x^2-15x+17 do i put this in quadratic formula? i so confused.
1. 3 answers
2. 342 views
30/x^2-25 = 3/x-5-2/x+5i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula?
1. 3 answers
2. 341 views
30/x^2-25 = 3/x-5-2/x+5i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus -
1. 3 answers
2. 1,060 views
4x+3/2x-1-2 = 6x+2/2x-1(4x+3)(-2) = (6x+2) -8x-6 = 6x+2 -14x-6 = 2 -14x = 8 x = 4/-7 i not think i did this right.
1. 10 answers
2. 423 views
i think i do something wrong again(2x+1)/(x-3)-(4x-1)/(2x-3) = 0(2x-3)(2x+1)-(4x-1) = (0)(x-3)(2x-3) 4x^2+2x-6x-3-4x-1 =
1. 3 answers
2. 930 views
in which sprind do transverse waves travel faster, small diameter spring or slinky?i think this be the transverse waves but i
1. 2 answers
2. 536 views
15+2y-y^2/3y^2-16y+5(5-y)(3+y)/(3y-1)(y-5) i factor out a negative one from (5-y) to make it same like (y-5)
1. 3 answers
2. 348 views
x^2+9xy+20y^2i never deal with something like this before i come up with (x+4)(x+5) but that wrong because y have to be there
1. 3 answers
2. 435 views
x^2+9xy+20y^2/x^2+5xy(x+4y)(x+5y)/(x))x+5y) i cancel off x+5y's (x+4y)/(x) that be the anser?
1. 3 answers
2. 589 views
the formula 1/R = 1/R1 + 1/R2, concerning resistance in an electrical circuit is used in physics. if R = 3 ohms and R1 is 8 ohms
1. 3 answers
2. 802 views
a plane flew from red deer to winnipeg, flying distance of 1260 km. on the return journey, due to a strong head wind, the plane
1. 4 answers
2. 2,387 views
(5y)/(6y^2-7y-3)+(4y-3)/(2y^2-15y+18)consider nonpermissible values for the addition of this equation, the product of the
1. 3 answers
2. 805 views
(4)/(x-3)+(2)/(3-x)(4)/(x-3) + (2)/(-1)(-3+x) i factor out a negative 1 from 3-x. 4/(x-3)+ 2/(x-3) 6/x-3 it suppose to be 2/x-3
1. 3 answers
2. 285 views
i real stuck on this and i really want explanations please.in which sprind do transverse waves travel faster, small diameter
1. 1 answer
2. 1,034 views
in which spring do transverse waves travel faster, small diameter spring or slinky?i think this be the transverse waves but i
1. 1 answer
2. 821 views
evaluate|8| okay i know this means square root of 8 squared and that would be 8. |-8| this also positive because negative
1. 10 answers
2. 411 views
write the following absolute value functions as piecewise functions.i really not get how to do this f(x) = |x| i think im
1. 3 answers
2. 1,220 views
write the following absolute value functions as piecewise functions.i really not get how to do this f(x) = |x| i think im
1. 1 answer
2. 615 views
i did this question long time ago and i realize today that at back of book answer be different.write the following absolute
1. 3 answers
2. 392 views
which of following statements is false1. The absolute value of a real number is the principal square root of the square of the
1. 4 answers
2. 2,562 views
value of |7|-|-6|+|-cubicroot-64|i got 25 after doing whole thing but real answer be 5, i not get how to get that.
1. 1 answer
2. 314 views
the absolute value functiong(x) = |5-x| can be written as a piecewise function. the piecewise function which represents g(x) is
1. 4 answers
2. 1,145 views
complete solution to 12-|x| = 9 is12-x = 9 -12frm both sides -x/1 = -3/1 this what i get.
1. 3 answers
2. 243 views
for which of following functions is graphof y = |f(x)| identical to graph of y = f(x)?A. f(x) = 2x B. f(x) = -2x C. f(x) = 2x^2
1. 4 answers
2. 733 views
the roots of the equation |x^2+2x-10| = 5 are -5, 3, and -1+-sqrtNvalue of N is? A. 6 B. 8 C. 12 D. 24 please help with this.
1. 1 answer
2. 281 views
solve3|x-8|=2x+7 i not get how to solve this the 3 infront of absolute value bracket confusing me.
1. 7 answers
2. 345 views
so with this one i do the same thing multiplying what inside absolute value bracket bar with what outside?|2x-8|-2 = 4x so that
1. 3 answers
2. 1,143 views
solving equations with two absolute value brackets|x+4| = |x-2| so i want to know how to do this? do i always have to write out
1. 3 answers
2. 766 views
|2x+1|-|x-2| = 2i not get how to do this cause everything on one side i never did these question like this before.
1. 1 answer
2. 280 views
solve equation |x^2-2x-6| using quadratic formula. i not get how to do this and it says quadratic formula.
1. 4 answers
2. 482 views
|2x-3|-|2x+5| = 0 i please need helps with this.
1. 1 answer
2. 238 views
solve for x. |3x-2| = |2x+5|+1okay so for these one it be |3x-2| = |2x+5| because 1 times in with |2x+5| or it be (-2x-5)
1. 3 answers
2. 910 views
|3-x|-1 = |4x+2|i try to do this and i not get correct answer which be -4/3 and 0.
1. 1 answer
2. 249 views
if graoh of y = g(x) passes through point (-3,-6) then graph of y = |g(x)| must pass through point.how it be this answer i want
1. 5 answers
2. 679 views
value of |7|-|-6|+|-cubicroot-64|i got 25 after doing whole thing but real answer be 5, i not get how to get that.
1. 6 answers
2. 357 views
using quadratic formula solve|x^2-2x-6| = 4. and answer have to be 1+-sqrt3, 1+-sqrt11 i just not get how to get this.
1. 3 answers
2. 561 views
|2x-3|-|2x+5| = 0 i please need helps with this.
1. 1 answer
2. 248 views
solve for x. |3x-2| = |2x+5|+1okay so for these one it be |3x-2| = |2x+5| because 1 times in with |2x+5| or it be (-2x-5)
1. 1 answer
2. 291 views
i doing my physics work and so i have to convert 0.0023mm to meters and it seem so easy but i not know how. i first convert it
1. 7 answers
2. 642 views
Elemental antiomony made by these reactions down below:Sb2S3 + 5 O2 - > Sb2O4 + 3 SO2 Sb2O4 + 4 C - > 2 Sb + 4 CO how many grams
1. 4 answers
2. 1,172 views
i want know how to say this in words. I try myself in brackets. i am doing this for bio class so if i have to speak out loud
1. 5 answers
2. 904 views
I converting 0.001mm to micrometers using staircase method and micro come under millimeter, so that mean move one decimal to
1. 1 answer
2. 393 views
this part of organism usually found underground, what organele conspicuously absent?
1. 3 answers
2. 355 views
please i need this by tomorrow.if nucleii are 3 micrometres long, how big are the cells? these r 2 questions i not get.
1. 4 answers
2. 354 views
why dna replication necessary to life? i think it because it carry genetic information?
1. 1 answer
2. 949 views
why DNA replication necessary to life?
1. 1 answer
2. 826 views
why is DNA replication necessary to life?
1. 1 answer
2. 333 views
any site i go onto that be animation site to find out about nucleic acids and protein synthesis? this chapter soo hard. codon,
1. 1 answer
2. 399 views
i post my biology questions here today and few days ago no teacher reply. there not any biology tutor on here?
1. 4 answers
2. 837 views
Individuals whose characteristics are well-suited to their environment survive. Individuals whose characteristics ar not
1. 5 answers
2. 1,559 views
Need help with this question, don't get it.Given the relation x^2+3x=y^2-2y, what is the new relation if it has undergone: A.
1. 1 answer
2. 505 views
Need help with this question, don't get it.Given the relation x^2+3x=y^2-2y, what is the new relation if it has undergone: A.
1. 2 answers
2. 532 views
y=f(x+5/2)I timesd x+5 by 2 to get rid of 2 at the bottom and timesd y by 2. Then to get rid of 2 from y i divided it, and i got
1. 4 answers
2. 387 views
-5x divided by x, how come that equals -5, but not -5x, how do the x's cancel out?
1. 1 answer
2. 308 views
out of these conditions, which would result in fastest reaction?a. 2.0M HCL, powedered CaCO3 chip, 50 degrees celsius b. 6.0M
1. 4 answers
2. 585 views
if you double the concentration of HCL acid, will that double rate of reaction? i have to explain in terms of the theory of
1. 3 answers
2. 744 views
Graphing PolynomialsDecide whether each of the following is sometimes true, always true, or never true and explain reasoning. A.
1. 3 answers
2. 1,343 views
Operations with Functionswrite the function below as either a sum/difference/product/quotient of 2 r more functions a. h(x) =
1. 1 answer
2. 487 views
Composition of Functionsf o g(x)=f(g(x)) --> I know that this is eqivalent to f(g(x)) Given f(x) = 2x+1, and g(X) = 3x+1 find:f
1. 2 answers
2. 609 views
Composition of FunctionsIf f(x) = 2x+1 find A. f o f(x) f(f(x)) = f(2x+1) f(2x+1) = 2(2x+1) f(f(x)) = 4x +2 B. f o f o f o f(x)
1. 4 answers
2. 2,465 views
I'm having a hard time understanding Endothermic and Exothermic reactions, like their standard format and stuff. For Exothermic
1. 4 answers
2. 1,464 views
Rational Functionsdoes the following function have a hole or a vertical asymptote or both? how do you know? find the y-value at
1. 4 answers
2. 1,131 views
Rational Functionsy = (x^2+7x-4)/(x-2) Since the degrees of both the numerator and denominator are the same, I would use the
1. 4 answers
2. 516 views
Radical FunctionsGraph y=(x-3)(x+2) and y=√(x-3)(x+2). where are the x-intercepts of each function ?why? for the first one, i
1. 1 answer
2. 469 views
solve by fully factoringx^3-7x-6=0 How would I fully factor this?
1. 1 answer
2. 393 views
Exponential FunctionsThis is my equation that models the accumulated amount (A) at any time t. A = 1000(1+0.08/12)^t*12 ^ How do
1. 1 answer
2. 344 views
Exponential FunctionsA=P(X)^t/n A-final amount P-initial amount X-growth rate t-time n-number of growth periods The teacher had
1. 3 answers
2. 1,071 views
Laws of LogarithmsWithout using a calculator use the change of base rule to evaluate 1. a) log(subscript8)32(hint use base 2)
1. 2 answers
2. 641 views
Laws of logarithmscombine, write as a single logarithm Need help on this question please, Im stuck, don't know where to go
1. 2 answers
2. 703 views
Reiny you helped me with this logarithm yesterday: How did you write it out aslog2 ( √A / B^3 ) Laws of logarithms combine,
1. 2 answers
2. 608 views
Applications of LogarithmsI really need help with this log stuff please. If the PH of acetic acid is 5, what is the PH of
1. 1 answer
2. 365 views
Trigonometric Functions, Radian Measure∏ <-- will be using this for pi Using exact values, convert to radians ( hint use
1. 3 answers
2. 639 views
The angle θ is in the second quadrant and tan θ = -3/5. Point P is on the terminal arm of angle θ/ Which is a possible
1. 2 answers
2. 945 views
Same problem with this questionThe angle θ is in the fourth quadrant, and tan θ = -3/7. Point P is on the terminal arm of
1. 3 answers
2. 549 views
Im on the chapter of permutations/combinations/fundamental counting principleneed help with 2 questions 1. emma is arranging her
1. 2 answers
2. 522 views
andrew is working on a binomial problem (1/2x-y)^7. He asks u to :i) what the coefficient of the 6th term ii) find the term that
1. 3 answers
2. 613 views
Laws of LogarithmsEvaluate: without using a calculator, except for the first one. The 5.6 is supposed to be subscript, but i
1. 3 answers
2. 420 views
Solving problems that involve logarithmsthe sound at a rock concert decreases by 10% for every 5m travvelled. how far does it
1. 5 answers
2. 781 views
Laws of logarithmsevualuat using change of base rule log(√8)16 ^the square root 8 is supposed to be subscript. the answer i
1. 4 answers
2. 1,076 views
Graphing trigonometric functionsA sinusoidal function has a maximum at (2,10) and its next minimum (5,-2) find an equation that
1. 4 answers
2. 657 views
The height h, in metres, above the ground of a car as a ferris wheel rotates can be modelled by the function h(t) =
1. 5 answers
2. 8,581 views
Modelling with sine/cosineA Ferris wheel has a diameter of 30m. The bottom of the wheel is 1.5m off the ground it takes 3.5min
1. 2 answers
2. 1,202 views
Another sine/cosine question i don't getin vancouver on certain day, high tide is 20m at 2am, the next low tide is 8m at 6am,
1. 2 answers
2. 1,014 views
Identify the point on the unite circle coressponding to an angle of 300 degrees in standard positionA (-√3, -√3/2) B
1. 3 answers
2. 508 views