Wednesday

June 1, 2016
Number of results: 90

**ALG2**

why is (-125)^-2/3 1/25. why isn't it -1/25?
*March 12, 2008 by Abby*

**alg2**

for the graph: y>x^2+9 what is the range?
*January 19, 2011 by exam tomorrow! help*

**Alg2**

I need more help
*December 4, 2011 by Rock*

**Alg2**

Solve the system for z. 2x - y + 2z = 11 x - 2y - 3z = -5 -3x + z = -3
*May 8, 2012 by Sira*

**alg2**

how do i solve for: 2^(x+1) =9 3e^(x-8) +5=14 log2x=4 and ln(2x-5)=4? thanks!
*May 19, 2012 by bkue*

**ALG2!**

1.7 - 0.78>5 solve please
*October 4, 2012 by tyneisha*

**alg2**

Solve: 3x − 7 (sqrt x) + 2 = 0
*January 20, 2011 by katie*

**Alg2**

what is the # of possibilities of buying 2 CD's from 10 that are on sale?
*November 30, 2011 by Rock*

**Alg2**

what are the # of possibilities of buying 2 CD's from 10 that are on sale?
*December 1, 2011 by Rock*

**Alg2**

I need help with problem solving...
*December 4, 2011 by Rock*

**ALG2**

x2 + bx + c and ax2 + bx + c could you factor this and explain it.
*February 29, 2012 by KAYG*

**alg2/trig**

The expression a/a-b + b/b-a is equivalent to a) 1 b)-1 c) ab/a-b d)a+b/a^2-b^2 please help!
*October 13, 2011 by jess*

**Alg2**

# of possibilities of arrangements for the word intercept?
*December 3, 2011 by Rock*

**Math(alg2)**

solve the exponential equation 5(2)^2x - 4 = 13 thanks
*March 13, 2012 by Sammy*

**alg2**

solve for 10/x^2-2x + 4/x = 5/x-2 3x/x+1 + 6/2x = 7/x 8(x-1)/x^2-4 = 4/x-2 check for any extraneous solutions! thanks!
*May 19, 2012 by skye*

**ALG2!**

-3K - 8 is less than or equal to 5k .....solve please
*October 4, 2012 by tyneisha*

**Alg2**

Rationalize the demoninator of each expression. (9y/x)^4 i have no idea how to do that
*February 9, 2009 by Chopsticks*

**alg2**

Describe the end behavior for the graph of y= 12x^6 + 4x^4 - x^3 + 6x +1
*January 9, 2011 by morgen*

**Alg2**

what is the number of possibilities of arrangements of the letters in the word intercept?
*November 30, 2011 by Rock*

**alg2/trig**

how would you express cos(75 as a single fraction?
*April 26, 2012 by lisa*

**alg2/trig**

Which expression is defined for all real numbers? a) x + 3/x^2 b) 5/(x + 2)^2 c)4/(x − 2)^2 d)7/x^2 + 3
*October 2, 2011 by jaz*

**Alg2**

Solve the equation -5e^-x + 9 = 6 I subtracted 9 to both sides and got: -5e^-x= -3 < this is where I'm stuck at.
*February 2, 2012 by Yolie*

**Alg2**

Find a quadratic equation with integral coefficients having roots 1/2 and -5/2.
*May 9, 2012 by Sira*

**Alg2**

how many ways can 5 members of the 100 member US senate be chosen to be put on a committe?
*November 30, 2011 by Rock*

**Alg2**

How how I write the first six terms of this sequence? Please be detailed and thanks in advance :) f(n)= 3/-m
*March 12, 2012 by Lily*

**Alg2/Trig**

Write the log as a single function: logx + 2logy - logz
*April 19, 2012 by Alayna*

**Alg2**

Find the value of c that will make the expression x^2-15x+c a perfect square. would c = 56.25 ?
*May 7, 2012 by Cyn*

**alg2/trig**

If 4x^2+9=kx, what value of k will produce equal roots? the answer is 12 but i dont understand how you get it, please help!
*April 5, 2012 by lisa*

**alg2/trig**

what is the smallest value of k that would make the roots of the equation x^2-2x-k imaginary? please help, no idea how to do this.
*January 23, 2012 by lisa*

**MATH - **

Permutation and combinations (Trig/alg2 class) In how many ways can all the letters in SEYCHELLES be arranged?
*June 9, 2013 by Fort*

**Math Help**

Permutation and combinations (Trig/alg2 class) In how many ways can all the letters in SEYCHELLES be arranged?
*June 9, 2013 by Mary*

**alg2**

run this program given in the lesson to find factors of a) 105, b) 197, and c) 7128 Describe in words the function of f(x) =x - [x]. x>0
*September 11, 2008 by jerson*

**alg2 check**

a.)write the equation of the line that has a slope of -2 and a y-int of -6. I don't understand if I use y=mx+b or not.how would I plug this in If im trying to get an answer?
*July 18, 2013 by tyneisha*

**Alg2. **

4x^5 -2x^3 +2x +4 by 2x+1 synthetic division Would it be like this: 2x+1=0 ; x=-1/2 -1/2 |4 0 -2 0 2 4 | -2 1 .5 0 -1 |___________________ 4 -2 -1 .5 2 3 4x^4 -2x^3 -x^2 +.5x +2 R 3/2x+1 Is this correct? Can you check my answer multiplied by 2x+1 to see if it gives me the ...
*October 7, 2015 by Amy*

**Alg2**

i am realy lost as to how to do this alg 2 problem: find the two real-number solutions of each equation: x^2=100 Can you please explain how to do it? Thanks!:)
*February 2, 2009 by amaya*

**ALG2 **

If Y varies inversely as X^2, determine what Y would be if X = 2 and another point on the equation is (1,8). The answer I got was y=1/2^2=1/4 I'm not sure I worked this out correctly, is this correct?
*December 28, 2012 by Yvette B.*

**alg2 check?**

1.)...(2x)(3x^3)? I said it was x=5 am I right?step by step plz? 2.)....(4xy^2)^3 im not sure about this one
*July 11, 2013 by tyneisha*

**alg2 check**

b.)write the equation of the line that passes through the point (-6,-2) and has a slope of -2/3. if im using y=mx+b then how would I plug in -2/3 since it is a fraction instead of a regular number?
*July 18, 2013 by tyneisha*

**Alg2**

How many ways can six different books be arranged on a shelf if one of the books is a dictionary and it must be on an end?
*December 4, 2011 by Rock*

**alg2\trig**

if a3= 17 & a8=37 are terms in annarithmetic sequece, fina a1 & d. the answer is a1=9 & d=4 but i dont understand how they got the answer, please help!
*January 29, 2012 by dianela*

**alg2/trig**

To the nearest minute, what is the approximate size of the smallest angle of a triangle whose sides are 4,5, and 8? How do I find the angle?
*January 28, 2010 by Judy*

**Alg2**

If the sum of a geometric series is 781, the number of terms is 5, the common ratio is 5 and the last term is 625, what is the first term a1?
*January 15, 2012 by Embraced*

**ALG2! WORD PROBLEM!**

define a variable and write an inequality for each problem.then solve. Nineteen more than a number is less than 42.
*October 4, 2012 by tyneisha*

**alg2 help**

[4x/ 3y]^2 it should look like 4x over 3y in parenthesis ^2 at the top right. please take me step by step I got 1.6
*July 14, 2013 by tyneisha*

**alg2 check?**

solve for n:6(5n-1)=2(15n-3) I got 30n-6=30n-6 but I think I was suppose to keep going but don't know how. Do I divide or multiply
*July 15, 2013 by tyneisha*

**alg2 check?**

solve: 2x+2(x+3)=2(x+7) what I got was x=4 but I really think I calculated wrong. Can you show me the step by step process please?
*July 18, 2013 by tyneisha*

**Alg2/Trig**

How would I go about solving this equation algebraically? Find the equation of the parabola y=ax^2 + bx+c that passes through the given points. (2,0) (3,-1) (4,0) Thanks.
*March 5, 2009 by Chris*

**Alg2**

Zeus Industries bought a computer for $2500. It is expected to depreciate at a rate of 20% per year. What will the value of the computer be in 2 years?
*December 6, 2011 by Rock*

**Alg2**

Radioactive iodine is used to determine the health of the thyroid gland. It decays according to the equation y=ae -0.0856t where t is in days. Find the half-life of this substance. Round to the tenths place.
*December 6, 2011 by Rock*

**Alg2**

Radioactive iodine is used to determine the health of the thyroid gland. It decays according to the equation y=ae -0.0856t where t is in days. Find the half-life of this substance. Round to the tenths place.
*December 8, 2011 by Rock*

**Alg2**

A piece of wood discovered in an archaeological dig was found to have lost 62% of it's carbon-14. Carbon-14 has a half-life of 5630 years. Determine it's age.
*June 1, 2010 by Cal*

**alg2/trig**

1)3x^2-12x-21 solve by completing the square in simplest radical form 2) (1/x+3)-(2/3-x)=(4/x^2-9)find values of x 3)3/radical(3a^2b^4) is equivalent to 4) factor completely 27x^-75x^4
*January 22, 2012 by alice*

**alg2 check?**

Graph the system of inequalities then substitute the (x,y)order pair into both inequalities. y>3x+1 y<-2/3x+4 (second one has a line under the arrow) I don't get what they are asking for? if they want me to solve it how am I suppose to set it up?
*July 18, 2013 by tyneisha*

**Alg2**

Help...Please... You buy a commemorative coin for $25. The value of the coin increases 3.25% per year. How much will the coin be worth in 15 years? Round to the nearest cent.
*December 12, 2011 by Rock*

**Alg2**

Please Help... You buy a commemorative coin for $25. The value of the coin increases 3.25% per year. How much will the coin be worth in 15 years? Round to the nearest cent.
*December 13, 2011 by Rock*

**Alg2**

A geometric sequence has a common ratio of 4. If the fifth term in the sequence is 2256, what is the second term?
*May 9, 2012 by Anon*

**ALG2! WORD PROBLEM!**

define a variable and write an inequality for each problem.then solve one half of a number is more than 6 less than the same number.
*October 4, 2012 by tyneisha*

**Alg2**

You are playing a game that involves drawing three numbers from a hat. There are 25 pieces of paper numbered 1 to 25 in the hat. Each number is replaced after it is drawin. What is the probability that each number is greater than 20 or less than 4 ?
*April 18, 2012 by Cindy*

**alg2/trig**

starting salary for a job is $30,000 with a guaranteed raise of $5,000 each year for the first 5 years. write an explicit formula to represent how much money you would earn each year. please somone help!
*February 1, 2012 by lisa *

**alg2\trig**

a colony of 300 bacteria doubles each day. write an explicit formula to determine how many bacteria there would be on the nth day. how would you do this?
*January 31, 2012 by jessica*

**alg2 check?**

solve 3(8x-2)=46-2(12x+1) 24x-6=46-24x+2 24x-6=48-24x 48x-6=48 48x=42 x=42/48 or 7/8 what where the two mistakes made in the problem? I said the 46 going to 48 and subtracting the 6 from 48?
*July 18, 2013 by tyneisha*

**Math Alg2**

The number of computers sold by BCC depends on the dollar amount, x, that they spend on advertising. How many computers will they sell by spending $100,000 on advertising? Round to the nearest whole number and do not include units in your answer.
*April 12, 2012 by Moonshadow*

**Alg2**

An anthropologist finds there is so little remaining Carbon-14 in a prehistoric bone that instruments cannot measure it. This means that there is less than 0.5% of the amount of Carbon-14 the bones would have contained when the person was alive. How long ago did the person die...
*December 6, 2011 by Rock*

**Alg2**

An anthropologist finds there is so little remaining Carbon-14 in a prehistoric bone that instruments cannot measure it. This means that there is less than 0.5% of the amount of Carbon-14 the bones would have contained when the person was alive. How long ago did the person die...
*December 9, 2011 by Rock*

**Alg2**

The Mendes family bought a new house 10 years ago for $120,000. The house is now worth $191,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to the nearest tenth of a percent (1.2% etc)
*December 6, 2011 by Rock*

**Alg2**

For a college application, Macawi must select one of five topics on which to write a short essay. She must also select a different topic from the list for a longer essay. How many ways can she choose the topics for the two essays?
*December 4, 2011 by Rock*

**alg2**

suppose you drop a tennis ball from a height of 15 feet. After the ball hits the floor, it rebounds to 85% of its previous height. How high will the ball rebound after its third bounce. round to the nearest tenth.. my teacher told be the answers 9.2 but i dont know how she got...
*June 9, 2008 by jerson*

**Alg2**

Can't figure this one out...The Mendes family bought a new house 10 years ago for $120,000. The house is now worth $191,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to the nearest tenth of a percent (1.2% etc)
*December 11, 2011 by Rock*

**alg2/trig**

I got this question wrong on my test, and I have to correct it :/ How many permutations are there of all the letters in the word "TEXAS" ? The answer to this part is 120, but I have no idea on how to solve the second part without having to write it all down. *How many of these...
*April 1, 2009 by Chris*

**alg2**

identify the conic section. if its a parabols give the vertex if its a circle, give the center and radius. if it is an ellipse or a hyperbola, give the center and foci. again my teacher said the answer is ellipse with center (-4,4), foci at (-4± V3, 4)
*June 9, 2008 by jerson*

**Math alg2!**

1.)Mike is 5 years more than twice as old as Tom. The sum of their ages is 65. How old is Mike? 2.)Mrs. Computer is 3 times older than her daughter, Mousy. The sum of their ages is 52. How old is Mousy?
*December 13, 2012 by tyneisha*

**Alg2**

Help w/Word Prob: LAW ENFORCEMENT A police accident investigator can use the formula s=2√5l to estimate the speed=s of a car in miles per hour based on the length=l in feet of the skid marks it left. How fast was a car traveling that left skid marks 120 feet long?
*December 4, 2011 by Rock*

**Alg2**

The tangent to a circle may be defined as the line that intersects the circle in a single point, called the point of tangency. If the equation of the circle is x^2 + y^2 = r^2 and the equation of the tangent line is y = mx + b, show r^2(1 + m^2) = b^2 Hint: The quadratic ...
*October 22, 2009 by Allen*

**Alg2**

How can (1/4)x-3=(1/2)x+8 be setup as a system of equations? 4y + 4x = −12 2y + 2x = 16 4y − x = −12 2y − x = 16 4y + x = −12 2y + x = 16 4y − 4x = −12 2y − 2x = 16
*February 27, 2016 by ?*

**algebra**

multiplication of algebraic expressions. I searched Google under the key words "multiplication 'algebraic expressions'" to get these possible sources: http://www.intmath.com/Basic-algebra/2_Multiplication-algebra.php http://cstl.syr.edu/FIPSE/Algebra/Unit2/multiply.htm (Broken...
*July 12, 2007 by klar maesen*

**Alg2/trig**

Hi, I hope you guys don't mind if I post a couple probability questions. A child returns a five-volume set of books to a bookshelf. The child is not able to read, and so cannot distinguish one volume from another. What is the probability that the books are shelved in the ...
*March 24, 2009 by Chris*

**alg2**

how would you set this problem up using pascal's triangle? (x+y)5 (raised to the 5th power) 5th row, 6 terms. http://en.wikipedia.org/wiki/Pascal's_triangle 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 1 6 15 20 15 6 1 so (x+y)^5 = x^5 + 5x^4y + 10x^3y^2 + .... + y^5
*April 11, 2007 by sara*

**Alg2/Trig**

Find the exact value of the trigonometric function given that sin u = 5/13 and cos v = -3/5. (Both u and v are in Quadrant II.) Find csc(u-v). First of all, I drew the triangles of u and v. Also, I know the formula of sin(u-v) is sin u * cos v - cos u * sin v. However, I am ...
*June 4, 2009 by Vincent*

**Alg2**

Hi! I'd like to know how to write the next term in the sentence & write a rule for the nth term. 1) 2/3, 3/6, 4/9, 5/12... I know the next term is 6/15 but I don't know how to write the rule for the nth term... 2) 1/3, 1, 5/3, 7/3,... I don't get this one at all ): Please and ...
*March 15, 2012 by Lihn*

**ALG2! WORD PROBLEM!very important!!**

There are two adults and three children (under the age of 12). They qualify for a special family rate of $174.45. The clerk tells them that a child's ticket always costs $11 less than an adult's ticket. How much is each adult ticket and how much is each child's ticket? Write ...
*November 30, 2012 by tyneisha*

**Alg2**

The annual Gross Domestic Product (GDP) of a country is the value of all of the goods and services produced in the country during a year. During the period 1985-1999, the Gross Domestic Product of the United States grew about 3.2% per year, measured in 1996 dollars. In 1985, ...
*December 6, 2011 by Rock*

**Alg2**

he annual Gross Domestic Product (GDP) of a country is the value of all of the goods and services produced in the country during a year. During the period 1985-1999, the Gross Domestic Product of the United States grew about 3.2% per year, measured in 1996 dollars. In 1985, ...
*December 7, 2011 by Rock*

**Alg2**

the annual Gross Domestic Product (GDP) of a country is the value of all of the goods and services produced in the country during a year. During the period 1985-1999, the Gross Domestic Product of the United States grew about 3.2% per year, measured in 1996 dollars. In 1985, ...
*December 9, 2011 by Rock*

**alg2 (sequences)**

how do i find the pattern for: -4,8,-12,16 if the last number is negative, multiply by -1 then add 4 if the last number is positive, add 4, then multiply by -1 or how about termn+1 = (abs(termn))*(-1)^n, where term1 = -4, n>0 oops that last line should have said: termn+1...
*May 3, 2007 by lily*

**Alg2**

Help....Help... Suppose you deposit a principal amount of p dollars in a bank account that pays compound interest. If the annual interest rate r (expressed as a decimal) and the bank makes interest payments n times every year, the amount of money A you would have after t years...
*December 12, 2011 by Rock*

**ALG2! WORD PROBLEM! PLZ HELP!!**

A business wants to give each of its employees a free ticket to the amusement park and has budgeted $1200 for tickets. 1. Write and solve an inequality to find the maximum number of 1-day, adult tickets that can be bought. When you round your answer, remember that there is no ...
*November 28, 2012 by tyneisha*

**ALG2! WORD PROBLEM!very important!!**

A business wants to give each of its employees a free ticket to the amusement park and has budgeted $1200 for tickets. 1. Write and solve an inequality to find the maximum number of 1-day, adult tickets that can be bought. When you round your answer, remember that there is no ...
*November 30, 2012 by tyneisha*

**ALG2! WORD PROBLEM!very important!!**

You are a student who plans to attend the amusement park for two days. This will be fun! Now it's time to figure out the cost. You won a coupon for 50% off a 1-day pass but it cannot be combined with other offers. The amusement park also offers a $5 student discount; however, ...
*November 30, 2012 by tyneisha*

**Alg2**

A video store has 8 new releases this week. Each is available on videotape and on DVD. How many ways can a customer choose a new release and a format to rent? answer here How many ways can six different books be arranged on a shelf if one of the books is a dictionary and it ...
*December 3, 2011 by Rock*

**ALG2! WORD PROBLEM! PLZ HELP!!**

A family of 5 comes to the amusement park. There are two adults and three children (under the age of 12). They qualify for a special family rate of $174.45. The clerk tells them that a child's ticket always costs $11 less than an adult's ticket. How much is each adult ticket ...
*November 28, 2012 by tyneisha*

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