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Cynthia

Questions and answers by Cynthia

Questions (307)

Question 1:There are 12 students in a class. Find the number of ways that 12 studenets can take 3 different tests if 4 students
1. 5 answers
2. asked by Cynthia
3. 6,740 views
an open box contains 80cm^3 and is made from a square piece of tinplate with 3cm squares cut from each of its 4 corners. Find
1. 5 answers
2. 8,910 views
A cone of height 9cm has a volume of n cm3 and a curved surface area of n cm2. Find the vertical angle of the cone
1. 10 answers
2. 1,604 views
Is this right.r^2/r^16=1/r^14 Divide and simplify
1. 1 answer
2. 351 views
What's the slop of the line whose equation is 87 = 7 - 2y?This is similar to the other one where i posted. You subtract 7 from
1. 1 answer
2. 400 views
What's the slop of the line whose equation is 8y = 7 - 2y?the slope would be zero. if you add '2y' to the other side, then your
1. 1 answer
2. 577 views
Can someone please help me with this?I don't know how to simplify this. 7m^7n^4/8m divided by 9m^2n^9/5n^2 Put all your m's
1. 1 answer
2. 430 views
Is this correct.t^3-4t^2-32t=t(t+4)(t-8) Factor the trinomial.
1. 1 answer
2. 409 views
A 46.6 kg crate is at rest on a level floor, and te coefficient of kinetic friction is 0.32. The acceleration of gravity is
1. 4 answers
2. 1,312 views
Using the following information, identify the strong electrolytewhose general formula is Mx(A)y * zH2O Ignore the effect of
1. 3 answers
2. 821 views
(x+19)(x-7)(x+17)>0=-19<x<-17 or x>7is this answer correct
1. 1 answer
2. 323 views
(x+19)(x-7)(x+17)>0=-19<x<-17 or x>7Can someone please look at this equation and let me know if I did it correctly.
1. 3 answers
2. 312 views
Please help me! I need the title of a book that's subject is based on ignorance and another on choice or making a decision.Harpe
1. 1 answer
2. 486 views
Describe other measurements sociologists use to calculate prejudice.Look at the post by melody below. Same question.
1. 1 answer
2. 394 views
on heatin, 0.02mol of the element M reacts with 0.025mol of oxygen gas. What is the empirical formula of the oxide of M?The mole
1. 3 answers
2. 1,098 views
Is a gelatin dessert a solution, a suspension or a colloid? I think it is a suspension. Thanks you.The ingredients of gelatin
1. 2 answers
2. 2,093 views
Can you help me understand what 'iambic pentameter' clearly is?Thank you for using the Jiskha Homework Help Forum. Here are some
1. 2 answers
2. 576 views
quadratic equationsSolve: 2x^2-5x=3 2x^2 -5x -3 = 0 (2x + 1)(x -3) = 0 x = -1/2 or 3
1. 1 answer
2. 445 views
Factor the trinomial. t^3-4t^2-32t = t(t+4)(t-8)can someone help me pleaseand check my answer.
1. 3 answers
2. 369 views
SIMPLIFY BY REMOVING FACTORS OF 1.q^2-64/(q+8)^2 q^4+16q^3+64q^2-64/(q+8)^2 is this answer correct, can you help me .
1. 3 answers
2. 504 views
Write the equation of the line with slope -2 and y-intercept (0,0).Then graph the line.
1. 1 answer
2. 338 views
Complete the ordered pairs for the equation 2x+y=10.(5, ),( ,10),( ,-2), (0, )
1. 1 answer
2. 445 views
Evaluate each functions for the value specified. f(x)=x2-7x+10;find (a)f(0),(b)f(5),(c)f(-2).
1. 4 answers
2. 515 views
CAN YOU LOOK AT THIS ONE AND TELL ME IF IT IS CORRECT.Multiply.(-4t)^2(2t^2)^3=128t^8
1. 4 answers
2. 301 views
solve each following system by substitution 4x-12y=5 -x+3y=-1
1. 4 answers
2. 441 views
solve each following system by substitution. 4x-12y=5-x+3y=-1
1. 1 answer
2. 407 views
Can you let me know if this answer is right.(2�ã2-4�ã3)(4�ã3)+8�ã3)=-80 Multiply
1. 3 answers
2. 279 views
Can you check this one for me.Evalute the polynomial for x=1. 2x^2-2x+4 When x=-1, 2x^2-2x+4=8
1. 3 answers
2. 334 views
An employee who produces x units per hour earns an hourly wage of y=0.70x+11 (in dollars). Find the hourly wage for an employee
1. 1 answer
2. 363 views
Find the slope of the line passing through the points (–2, 6) and (6,-10).
1. 7 answers
2. 594 views
14.Find the slope and the y-intercept. y = –5x + 3Find the slope. –2x – 9y = –29
1. 6 answers
2. 407 views
Determine which two equations represent perpendicular lines.a).y=5/3x-5 b).y=5x-5/3 c).y=-1/5x+5/3 d).y=1/5x-5/3
1. 3 answers
2. 476 views
Can you help get started on this equation.Solve for x. x^2+52=8x
1. 3 answers
2. 386 views
Find the slope.-2x-9y=-29 Can you please work it out for me so I will know how to do the next one.
1. 3 answers
2. 278 views
Determine which two equations represent perpendicular lines.a)y=5/3 b)y=5x-5/3 c)y=-1/5x+5/3 d)y=1/5x-5/3 I have worked on this
1. 3 answers
2. 413 views
Solve the system by addition.5x-3y=13 4x-3y=11
1. 1 answer
2. 419 views
Write the equation of the line with slope 4 and y-intercept (0,-5).Then graph the line.
1. 3 answers
2. 435 views
Rewrite the equation y = –3x + 5 as a function of x.
1. 1 answer
2. 384 views
i need some finding a website for this assignment. I have to do a presentation on these points.Explain how the U.S became
1. 4 answers
2. 565 views
I've got two questions which I do not understand...a)In the early 1920's, shortly after world war I, smoking became fashionable
1. 2 answers
2. 1,101 views
What is the theme of of Design by Robert Frost?
1. 3 answers
2. 653 views
kyle's credit bill is $360. kyle sends a check to the credit card company for $70, charges another $109 in merchandise, and then
1. 4 answers
2. 2,535 views
could you maybe give me and euqation using the numbers 21, 2, 6, 19 & 13 that give a total of 3? Please :)
1. 1 answer
2. 299 views
What word means fear of meeting new people? Thanks for helping
1. 3 answers
2. 344 views
what are the different ways stimulants can enter the body? & is it possbile for certain stimulants to be injected (like by a
1. 1 answer
2. 339 views
can u find me a site with stating specific slang names for depressant drugs? cause i really can not find any :(
1. 2 answers
2. 933 views
Below is the question I am trying to answer. I think after much debate, I may have it. Does anyone know if I am close to being
1. 5 answers
2. 515 views
My question is what compositional techniques were used in the 20th century? I have looked everywhere including my book and
1. 2 answers
2. 537 views
I don't understand how I am supposed to solve if i have something like (-7) to the power of -2... or 3/4 to the power of -1
1. 3 answers
2. 349 views
could you possibly give me a site where i could find the story: silent snow secret snow by conrad aiken?
1. 1 answer
2. 341 views
if u have 5(square root)3^2 what would be your answer/steps to finding it?
1. 1 answer
2. 265 views
how would you solve [(*square root*125)^4]^1/6
1. 6 answers
2. 354 views
can you maybe give me a site or something that gives an example of a character sketch.. because i'm not too sure how to write
1. 1 answer
2. 391 views
the recipe for pasta salad will serve 6 people, and there are 32 people attending the party. I know that when i added all the
1. 1 answer
2. 460 views
the distance between north bay and sudbury is about 125km. If they are 10 cm apart on a road map, what is the map scale?
1. 2 answers
2. 939 views
how would I solve for (2x-3/2)= (-x-1/4)
1. 3 answers
2. 284 views
I am having trouble with this problem. I have done it several times and come up with two different answers. Can someone tell me
1. 3 answers
2. 411 views
solvex+21/x+3<2 x+21/x+3 - 2(x+3)/x+3 <0 x+21-2(x-3)/x+3<0 x+21-2x-6/x+3<0 answer 15-x/x-3<0(is this right?)
1. 3 answers
2. 516 views
I am supposed to write an opinion paragraph and I would like to know from an english teacher what I should change. My teacher
1. 2 answers
2. 1,156 views
solvex+21/x+3<2 x+21/x+3 - 2(x+3)/x+3 <0 x+21-2(x-3)/x+3<0 x+21-2x-6/x+3<0 answer 15-x/x-3<0(is this right?) For Further Reading
1. 2 answers
2. 610 views
I'm having trouble finding quotes from Romeo and Juliet that relate to the themes of Hierarchy and Injustice/Prejudice.. please
1. 1 answer
2. 315 views
Each of the following pairs of terms is the middle term and last term of the product of a perfect square. Write the
1. 1 answer
2. 481 views
solve:p+4/p=-5Please I need help
1. 4 answers
2. 295 views
Example: x^2+3x-5=0Answer : -3- sqrt 29/2, -3+sqrt 29/2 (exact solutions) Can someone help me put this in three decimal forum
1. 7 answers
2. 665 views
x = [ - 3 �} �ã (9 + 20 ) ] / 2x = [ - 3 �} �ã (29) ] / 2 x = [ - 3 �} 5.385 ] / 2 x = 1.193, x = - 4.193 here is the
1. 1 answer
2. 405 views
1/z=2/z-1/11 the answer is z=11is this correct.
1. 3 answers
2. 253 views
x^2-5x=-10 =x=5+i sqrt15/2 ,5-i sqrt15/2.CAN SOMEONE CHECK MY ANSWER.
1. 3 answers
2. 421 views
quadratic equation. ax^2+bx+c=0 Solution 1,only solution.Can you help me I am struggling to work this out.
1. 1 answer
2. 421 views
If the sides of a square are lengthened by 8cm, the area becomes 289cm^2. Find the length of a side of the original square.I do
1. 3 answers
2. 604 views
x-8/x-9-x+1/x+9+x-17/x^2-81 =x^3-81x^2-7x-27/x^2.Can some check this my answer and see if it corre4ct please.
1. 4 answers
2. 372 views
Can I get some help on this one I need to know if I got the right answer on this equation.Factor. v^2+12v+36 my answer was
1. 3 answers
2. 358 views
Factor. v^2+12v+36 my answer was (v+6)^2Can you check this for me.
1. 1 answer
2. 436 views
Please help me check my answer.Solve by completing the square. x^2-4x=10
1. 3 answers
2. 503 views
can some one direct me to a graphing program for this kind os equations.Find the label and the vertex and the lineof symmetry.
1. 1 answer
2. 401 views
1. If we select a birth at randam, what is the probability the mother is 19 years of age or younger.2. What is the probability
1. 3 answers
2. 782 views
Can you tell me if this answer is right.x^2+5x-14=(x-2)(x+7)
1. 3 answers
2. 288 views
CAN YOU LET ME KNOW IF I DID THIS PROBLEM .SOLVEx²+8x+12=0
1. 3 answers
2. 340 views
what are the reasons for low phosphorus levels in soil? Please explain to me, it seems as if every site that talks about this is
1. 1 answer
2. 334 views
The equation of a circle with centre O(0,0) is x^2+y^2=40. The points A(-2,6) and B(-6,-2) are endpoints of chord AB. DE right
1. 2 answers
2. 757 views
the base of an isoceles triangle lies on the x-axis. The coordinates of the midpoints of the equal sides pf the triangle are
1. 2 answers
2. 573 views
please help me, I forget how to do the problem -> 3^-5 + 3^-4 / 3^-5 - 3^-4 .... the answer is apparently -2.. please help
1. 1 answer
2. 319 views
the question is50 = -18logx + 84 then i did -34 = -18logx 17/9 = logx what do i do next?
1. 1 answer
2. 282 views
solve for x, expressing x as a logarithmic function of yy=6.4(1/2)^x
1. 1 answer
2. 282 views
I am confused on my homework which is to name the function and the form in the sentence, the part in parenthesis. Do I have
1. 5 answers
2. 569 views
Family day care accounts for ____ of the full-time child care given outside of a child's family.a. 15% b.20% c. almost 25% d.
1. 5 answers
2. 430 views
let me know if I answered this question right.Which of these is considered a benefit of a quality child care program? a.The
1. 3 answers
2. 532 views
Which of these descriptions of Julie best depicts growth as it's defined.a. Julie loves to paint with water colors. b.Julie
1. 4 answers
2. 748 views
When incorprating a business, which one of the following is not a major step to take?A.Preparation of articles of incorporation.
1. 3 answers
2. 495 views
Children will develop a sense of self-direction and competence if materials are arrangeed so that childrenA. must apply
1. 3 answers
2. 415 views
Which one of the following is a good traffic pattern arrangement?A. Exits should be routed away from heavily used play areas. B.
1. 5 answers
2. 496 views
You've completed a job analysis for the teachers in your program and are now preparing a job description. Which one of the
1. 4 answers
2. 431 views
In a child care facility, Kitchen rules are intened toA. promote safety. B.facilitate the preparation of meals. C. discourage
1. 3 answers
2. 514 views
A requirement by law that a director of a day care facility should be careful to fulfill is the granting ofA. break periods B.
1. 5 answers
2. 1,063 views
In a job analysis for a teacher's assisstant, the description " satisfaction when children learn a skill" would falll under the
1. 3 answers
2. 420 views
Which one of the following questions would be inappropriate to ask during an interview?A. Do you have children of your own B.
1. 4 answers
2. 1,303 views
Your budjet allows you to purchase only one math software package for your children ages 5-8. Which one of the following
1. 4 answers
2. 666 views
An appropriate science activity for a child 6 t0 12 years of age isA. collecting leaves B. using a compass to find a specific
1. 3 answers
2. 497 views
Five Computers9:30-10:00 young toddlers 3 children here 10:00-12:00 older toddlers 4 children here 1:00-3:00 preschoolers 10
1. 5 answers
2. 667 views
Your bugjet allows you to purchase only one math software packages for your children ages 5-8. Which one of the following
1. 3 answers
2. 487 views
To encourage positive self-esteem, you shouldA. encourage competition between boys and girls B. persuade all students to be the
1. 7 answers
2. 668 views

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