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Dom
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Dom
Questions (75)
simplify:
2sin35 deg times cos35 deg.
1 answer
399 views
if 10 students enter projects in the art show, how many different ways can they come in 1st, 2nd, and 3rd place?
would you go
1 answer
567 views
from the equation:
x^4 - i = 0 x^4 = i how do you get: The solutions are the fourth roots of i = cos(pi/2) + isin(pi/2) I don't
1 answer
421 views
A. Psychology
B. Literature and Arts C. Journalism (Newspaper)
4 answers
433 views
To neutralize a solution of NaOH and use the least volume of acid, you should select
I. 1.0M HCl II. 1.0 M HC(2)H(3)O(2) III. 1.0
2 answers
562 views
What the the primary consumers in the desert biome
2 answers
492 views
[Volume-Volume].How many liters of HF gas will be produced when 30.0 liters of hydrogen reacts ?
Equation:h2+f2--->2HF i need
1 answer
486 views
Hmm... i need someone to explain about Formualas however u spell it.
2 answers
864 views
If 250 mg of a radioactive element decays to 200 mg in 48 hours, find the half-life of the element
2 answers
984 views
Find the number c if the line y=x is to be tangent to the graph of f(x)=x^4+c. what are the coordinates of the points of
1 answer
419 views
Two metal spheres having charges of +4.0 x 10^-6 coulomb and +2.0 x 10^-5 coulomb, respectively, are brought into contact and
7 answers
4,268 views
A metal sphere has a net negative charge of 11 x 10^-6 coulomb. Approximately how many more electrons than protons are on the
1 answer
948 views
How many grams will dissolve on 3.0*10^2mL of 0.050 M Ca(NO3)2? Ksp=8.7*10^-9
2 answers
861 views
OOPs i Meant How many grams CaCo3will dissolve on 3.0*10^2mL of 0.050 M Ca(NO3)2? Ksp=8.7*10^-9
4 answers
4,594 views
I you are told that a data set has a mean of 25 and a variance of 0 you can conclude that
A)There is only one observation in the
5 answers
2,909 views
The decomposition of an aldehyde solution in carbon tetrachloride is a first order reaction with a rate constant of 1.20 x 10-3
4 answers
673 views
For the reaction, A = B + C, the rate law is kA]. If it takes 80.0 seconds for 70.0% of a 10.0 gram sample of A to be
2 answers
955 views
A particle is moving with acceleration a(t) = 30 t + 12. its position at time t =0 is s(0) = 11 and its velocity at time t =0 is
1 answer
392 views
Apex Plumbing charges a trip fee of $55 plus $15 for each quarter hour of service. John wrote an equation using, t , the total
4 answers
1,998 views
How many moles of vanadium atoms, V, are needed to combine with 0.725 mol of O atoms to make vanadium pentoxide,V2O5?
4 answers
2,667 views
Sara is 24 years younger than Joe. Six years ago she was half as old as he was. How old is he now?
2 answers
976 views
I'm trying to write a sub that asks how much oil I made, and then gives me number of barrels needed to hold oil, cost of
3 answers
897 views
A babysitter takes care of 20 kids. When taking care of all the kids she gets paid $50 per kid. However, for every $5 more she
1 answer
460 views
A babysitter takes care of 20 kids. When taking care of all the kids she gets paid $50 per kid. However, for every $5 more she
2 answers
511 views
I'm trying to create a vba code that solves this problem: 50 apartment units rent for 600 a month, for each 40 dollar increase
2 answers
754 views
Say this is my cell:
2013 *aaron e. pacheco*9743 2nd Avenue*Boca 33431 *
[email protected]
*9049 how would i use the text function to
1 answer
360 views
Hi I'm trying to filter data between 3 different columns. I want it so the data filtered so data in column a is smaller than
1 answer
425 views
Return 2005 Return 2006 Return 2007
I have a data table with returns for 3 different years. I want to use a filter that only
1 answer
346 views
The bird perched on the swing has a mass of 48.0 g, and the base of the swing has a mass of 159 g. The swing and bird are
2 answers
1,319 views
Solve the equation for the indicated variable:
(ax+b)/(cx+d)=6 , Solve for X
3 answers
1,236 views
Find all Real solutions of the Equation:
(ENter as comma sparated answers, if there are no real solutions then just leave as NRS)
3 answers
475 views
Simplify and show work:
[(X^(2)+3)^(1/3)](-1)(x^(-2))+[1/3(x^(2)+3)^(-2/3)](2x)(x^(-1)) My answer key says that it's this but I
1 answer
360 views
Simplify and show work:
[(X^(2)+3)^(1/3)](-1)(x^(-2))+[1/3(x^(2)+3)^(-2/3)](2x)(x^(-1)) My answer key says that it's this but I
4 answers
556 views
A wheelchair ramp with a length of 122 inches(top of ramp) and has a horizontal distance of 120 inches(bottom of ramp):
a) what
4 answers
2,332 views
The question I've been trying to figure out is asking me to explain how the graph of (g) is obtained from the graph of (f).
The
5 answers
516 views
How do you find the square root of 14 without a calculator?
I know I need to use the square root of 9 which is 3 and the square
4 answers
414 views
An air-filled toroidal solenoid has a mean radius of 15.2 cm and a cross-sectional area of 4.98 cm2 as shown in (Figure 1) .
1 answer
1,258 views
A 20-cm-diameter circular loop of wire is placed in a 0.57-T magnetic field.
Part A When the plane of the loop is perpendicular
3 answers
1,537 views
Problem:
A fixed 16.2-cm-diameter wire coil is perpendicular to a magnetic field 0.79 T pointing up. In 0.15 s , the field is
1 answer
413 views
Three fact about her poet "The sky is low,the clouds are mean"
2 answers
814 views
If the electric field in an EM wave in free space has a peak magnitude of 8.7×10−5V/m, what is the peak magnitude of the
1 answer
689 views
Problem:
An excited hydrogen atom could, in principle, have a radius of 2.50 mm . ________ Part A: What would be the value of n
4 answers
3,984 views
Problem:
What wavelength photon would be required to ionize a hydrogen atom in the ground state and give the ejected electron a
3 answers
639 views
Problem:
What is the resistance of a 3.9-m length of copper wire 1.1 mm in diameter? The resistivity of copper is
4 answers
5,780 views
A galaxy is moving away from Earth. The "blue" hydrogen line at 434 nm emitted from the galaxy is measured on Earth to be 458 nm
2 answers
716 views
1). A major source of increasing economic inequality in the U.S. is the fact that:
A) the U.S. is a racist society B) the
5 answers
663 views
1). Welfare Reform is said by politicians to be based on the idea that the federal government wanted to get out of the
2 answers
590 views
Which situation would not happen in a parliamentary form of government?
A. The executive consults with the legislature about
7 answers
2,483 views
You, Me and Mask
Around these faces, A perfect disguise From within the truth, I dare not say. The truth within, is locked away.
2 answers
542 views
devise a number system based on base 11.
a)draw the number line b)show examples of addition and subtraction c)develop a
1 answer
408 views
A curve is given by parametric equations x=t^2−1,y=t+1. Eliminate the parameter t to find a Cartesian equation of the
2 answers
1,160 views
Identify the curve r^2sin2θ=1 by finding a Cartesian equation of the curve.
1 answer
308 views
Find an equation of the tangent to the curve x=e^t sinπt,y=e^(2t) at the point where t=0
1 answer
209 views
Find the area of the region bounded by the curve r=sinθ+cosθand lies in the sector 0≤θ≤π
4 answers
317 views
A partial sum of an arithmetic sequence is given. Find the sum.
1 + 7 + 13 + ...... + 607
3 answers
438 views
True or False
f ∑an diverges, then necessarily lim an ≠ 0
1 answer
167 views
Every bounded sequence is convergent
True or False
1 answer
231 views
True or False
a) Every convergent sequence is bounded b) If lim n→∞ an=0, then the series ∑n=∞ 1 an converges
2 answers
463 views
Use the sum of the first 10 terms to approximate the sum of the series ∑∞,n=1, 1/(3^n+4^n). Estimate the error.
2 answers
524 views
Use the Comparison Tests to determine whether the series∑∞,n=2,
1/ (n sqrt(n^2−1) converges or diverges.
1 answer
214 views
The lowest pitch that the average canine ear can identify is 40 Hz. If sound with this frequency travels through air with a
1 answer
217 views
Find the points of intersection of the curvesr=1+2sinθ and r=2.If your answer involves π, write "pi".
1 answer
225 views
Let a_n=5n/(100n+38). Determine whether a_n is convergent. Determine whether ∞∑n=1 a_n converges
1 answer
243 views
If the nth partial sum of the series ∞∑n=1 an is s_n=√(4n^2+5n−7)/(5n+10). Find the sum of the series
2 answers
511 views
A 20.0 kg wood ball hangs from a 2.10 m -long wire. The maximum tension the wire can withstand without breaking is 500 N . A
1 answer
404 views
Is C2H5OCOOH polyprotic acid or monoprotic acid?
1 answer
179 views
A solution of potassium fluoride turns litmus paper blue. What are the products of the modified Arrhenius net ionic equation for
1 answer
345 views
Read the quotation from the book:
"You watch out, Henry, 'an take good care of yerself in this here fighting business…. Don't
1 answer
200 views
How is Henry a "man" by the end of the novel?
. He is transformed from being frightened and aggressive to being calm and
1 answer
176 views
Find the positive integer n such that the expansion of (4x - 7y)^n contains a term of the form cx^2*y.
1 answer
72 views
Find the number of positive integers that satisfy the following conditions:
* Each digit is a 1 or a 2 or a 3 * The sum of the
2 answers
160 views
Find the number of ways of arranging the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 in a row so that the product of any two adjacent
1 answer
190 views
Chuck deposits $2000 into a bank account that compounds annually at an interest rate of . Assuming there are no other
2 answers
140 views
Four points W, X, Y, and Z are chosen at random on a circle. Find the probability that WX > YZ.
1 answer
286 views
Chapter 12 Final Check Its Never Too Late 1-10 i need them please
3 answers
52 views
