Questions on Algebra: Exponents and operations on exponents answered by real tutors!

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Question 72668: Problem#31
Factor completely. y^3 – 12y^2 + 36y
Problem#32
State which method should be applied as the first step for factoring the polynomial. 2a^2 + 9a + 10
problem#33
Factor. 18x^3 – 36x^2
Click here to see answer by checkley75(3666)

Question 72724: (6*10^4)^5
Click here to see answer by bucky(2189)

Question 72787: 24w^2 + 3w[2w^2 -4w(w+2)] Simplify.
Click here to see answer by ankor@dixie-net.com(15649)

Question 72844: I feel like an idiot but here goes:
1 pony ride is $$2.00
2 " rides are $2.50
3 " " " $3.00
4 " " " $3.50
I need to write an expression using "n" to show the cost of "n" rides.
Its been 20 years since I did Algebra and I need to explain it to my 11 year old! Thank You!!
Click here to see answer by bucky(2189)

Question 72989: Perform the indicated operations
(-1/5)power of 3 {(-1/3)power of 2 + 1/12(1/6 - (-1/4)power of 3)}
Click here to see answer by jim_thompson5910(28593)

Question 72788: 3x(9x^2+3xy^2+y^4)-y^2(9x^2+3xy^2+y^4) Simplify.
Click here to see answer by rmromero(383)

Question 72786: (-5w^2x^3y)(-wxz^3)(3vxy^2)(-4wz^3) Simplify.
Click here to see answer by bucky(2189)

Question 73108: how to solve (5^12th power)divided by 5 to the 25th power all to the 2nd power
Click here to see answer by stanbon(57337)

Question 73225: A BACTERIA CULTURE STARTED WITH A COUNT OF 720 AT 8:00 A.M., AND AFTER t HOURS IS EXPECTED TO GROW TO f(t)= 720(3/2)^t. ESTIMATE THE NUMBER OF BACTERIA IN THE CULTURE AT 11:00 A.M. THE SAME DAY.
Click here to see answer by stanbon(57337)

Question 73224: THE DEGREE THREE POLYNOMIAL f(x) WITH REAL COEFFICIENTS AND LEADING COEFFICIENT 1, HAS -3 AND + 4i AMONG ITS ROOTS. EXPRESS f(x) AS A PRODUCT OF LINEAR AND QUADRATIC POLYNOMIALS WITH REAL COEFFICIENTS.
Click here to see answer by stanbon(57337)

Question 73223: FIND THE DISTANCE BETWEEN THE POINTS A(4,-3) AND B(-4,3).
Click here to see answer by checkley75(3666)

Question 73755: How many different batting orders are possible for the 9 men on a baseball team?
Click here to see answer by jim_thompson5910(28593)

Question 73804: help divide these fractions
4x^2/x^2 - 25 divided 2x/x^2 + 2x - 15
Click here to see answer by ankor@dixie-net.com(15649)

Question 73806: help divide
x^2 +5x +10 divided by x + 2
Click here to see answer by rmromero(383)

Question 73803: help me factor
(-2x^3y)(-5x^3y^5)
Click here to see answer by checkley75(3666)

Question 74146: If one of the exponents is positive and one is negative, the result will be what?
Click here to see answer by jim_thompson5910(28593)

Question 73649: why does any base to the zero power = 1
Click here to see answer by jim_thompson5910(28593)

Question 74327: (x^2/x^-5)-3
Thank You
Click here to see answer by jim_thompson5910(28593)

Question 74182: Please explain why (-x)^2 and x^2 are not equivalent can you give me an example? Also how do evaluate 3x^0 and (3x)^0 when x is not 0 would my results be different?
Click here to see answer by cathieb1225(41)

Question 74699: How do I algebraically find x when x^4=16?
Click here to see answer by ptaylor(2048)

Question 75359: Your grandma deposits $1000 in a savings account for you that pays 4% interest compounded yearly.
How much money will you have after 18 years?
Click here to see answer by scott8148(6628)

Question 75603: Use the five properties of exponents to simplify each of the following expressions.
(y^5)^3(y^3)^2 / (y^4)4

Click here to see answer by tutorcecilia(2152)

Question 75631: y=x^2-7
Click here to see answer by checkley75(3666)

Question 75630: 9^4/3 Need help with this thanks
Click here to see answer by stanbon(57337)

Question 75636: Find the solutions of the following equations. Check for extraneous solutions.
(x-5)^1/4+3=2
Click here to see answer by funmath(2925)

Question 75644: 2Square roor7x+4-1=7 find solutions of equation. check for extraneous solutions
Click here to see answer by jim_thompson5910(28593)

Question 75667: Use the five properties of exponents to simplify each of the following expressions.
(y^5)^3(y^3)^2 / (y^4)4

Click here to see answer by jim_thompson5910(28593)

Question 75708: how do you do negative exponents

Click here to see answer by jim_thompson5910(28593)

Question 76095: I really need the solution

(5/y-3) - (30 /y^2-9) = 1
Click here to see answer by bucky(2189)

Question 76096: This problem is from my daughter's (Arundhati's) VIII standard text book on advanced mathematics. I checked it through a calculator, the expressions comes to 4, but how to solve it:
Prove that
(20+14*(sqrt(2)))^(1/3) + (20-14*(sqrt(2)))^(1/3) = 4
MK Yadava
Click here to see answer by Edwin McCravy(8908)

Question 76223: 8a^3+C^3=
Click here to see answer by Poohbear272(22)

Question 76398: What is the answer to the following:
1/3 Power
54b(4) x(4)
-------(divided by)

16bx(2)
Click here to see answer by chitra(359)

Question 76788: I hope thae someone will please help me with this problem.
The Great Pyramid at Giza is one of the largest and oldest man-made structures in the world. It weighs over 10^10 kilograms. If each stone making up the pyramid weighs approximately 4000 kilograms, how many stones make up the structure? Write your answer in scientific notation.
Please help me.
Thank You,
Sabrina

Click here to see answer by checkley75(3666)

Question 76850: What is 52 to the fifty second power?
Click here to see answer by funmath(2925)

Question 77076: Simplify each of the following expressions. Write your answers with positive exponents only.
(x^2)^-3(x^-2) / (x^2)^-4

Click here to see answer by Edwin McCravy(8908)

Question 77218: Please help.
Use the ac test to determine which of the following trinomials can be factored. Find the values of m and n for each trinomial that can be factored.
x^2 + 2x -15
Click here to see answer by jim_thompson5910(28593)

Question 77217: Please help.
Use the ac test to determine which of the following trinomials can be factored. Find the values of m and n for each trinomial that can be factored.
x^2 - 3x + 7
Click here to see answer by jim_thompson5910(28593)

Question 77118: (6x to the 3rd power)(-2x to the second power)(-x)
Click here to see answer by Ayesha(2)

Question 77396: Convert 71 to base 3
Click here to see answer by stanbon(57337)

Question 77395: Convert 27 to base 2
Click here to see answer by stanbon(57337)

Question 77399: Convert the numberal 412 base 5 to base 10
I got 107 is this right?
Click here to see answer by stanbon(57337)

Question 77399: Convert the numberal 412 base 5 to base 10
I got 107 is this right?
Click here to see answer by bucky(2189)

Question 77397: Convert the numeral 1011 base 2 to base 10
I got 7 for the answer is this right?
Click here to see answer by stanbon(57337)

Question 77973: factor:

4x(squared) + 12x - 4
Click here to see answer by checkley75(3666)

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