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

Tutors Answer Your Questions about Exponents (FREE)

Question 631292: i need help with this division probmel i might have missed a step..
2x-3 divided by 6x^3-5x^2+2x-12
i divided 2x-3 and got 3x^2 multiplied the -3&3x^2 got 9x^2
changed the signs of the bottom ones and subtracted
6x^3-5x^2
-6x^3+9x^2
___________
4x^2+2x
4x^2+6x
_____________
6
what did i do wrong
Click here to see answer by solver91311(17077)

Question 631383: how do i do this problem, help?
(r^6 s)^-2
__________
r^-5 s^3
Click here to see answer by josmiceli(9819)

Question 631384: "simplify"
(5x^)3(-3x^4)^-3
first off i multiplied 5x5x5=125 then multiplied my answer 125x 125 x 125
did i do wrong? can the steps be explained please. thanks in advance
Click here to see answer by ewatrrr(10682)

Question 631398: simplify
4(x^-4)^3 (-2x)^4
is it 4x^-4 x ^3

Click here to see answer by ewatrrr(10682)

Question 631395: simplify
(8x)^-7 (8x)^3
8x8x8x8x8x8x8= 2,097152 ^7 is that correct ? if not i need help with the steps
Click here to see answer by tutor_paul(490)

Question 631444: haloo , pleaseI angry because the number that I study in my life and every operation on it becoms error so ,I hope to help me to answer this quastion
1 ) power(-3,4)*power(-3,6) is equal to power(-3,10)

2) (-3)^(1/3) is equal to cube root of (-3) or not
)whate the basic and definetion about exponentian number and roots in generals
thank you
Click here to see answer by josmiceli(9819)

Question 631412: find numbers a,b and c such that
a raise to the power b x c raise to the power a = abca
where abca stands for a 4 digit number
Click here to see answer by Edwin McCravy(8999)

Question 631629: (x+y+z)^3
Click here to see answer by lenny460(842)

Question 631768: Add:
(4x^3-3x+9)+(-2x^2-4)+(8x+3x^3)

Subtract:
(7x^2-3x+1)-(9x^2-7x-3)

I need help ASAP please and thank you so much!

Click here to see answer by 55305(76)

Question 631795: Multiply: (2y-1)(y+3)
Multiply: (z^2-4z+4)(z-2)
Need help as soon as possible thank you so much in advance

Click here to see answer by ewatrrr(10682)

Question 631817: Write the expression using exponents.
m*m
Click here to see answer by jim_thompson5910(28717)

Question 631897: Add:
(4x^3-3x+9)+(-2x^2-4) +(8x+3x^3)
Subtract:
(7x^2-3x+1)-(9x^2-7x-3)
Thanks for the help in advance! Need back asap please

Click here to see answer by ewatrrr(10682)

Question 631849: Add:
(4x^3-3x+9)+(-2x^2-4)+(8x+3x^3)
Subtract:
(7x^2-3x+1)-(9x^2-7x-3)
Thanks in advance I dont understand!

Click here to see answer by Tatiana_Stebko(1326)

Question 631941: Multiply
(x-1)(x+1)

Multiply:
(x-1)(x^2+x+1)
Thank you for your help asap! I appreciate it!
Click here to see answer by rfer(12731)

Question 632074: Multiply:
(x-1)(x+1)

Multiply:
(x-1)(x^2+x+1)
Need help ASAP Please! Thanks so much!
Click here to see answer by Alan3354(31538)

Question 632108: (x-1)(x^4+x^3+x^2+x+1) (Multiply)

Please help me thanks so much :)

Click here to see answer by 55305(76)

Question 632157: 6x to the power of 4 OVER 9x to the power of 2 (fraction/division)
Click here to see answer by Tatiana_Stebko(1326)

Question 632231: What is (4^7)^14?!
Click here to see answer by jim_thompson5910(28717)

Question 632243: Can you help me put these numbers in exponential form: and ?
Click here to see answer by josmiceli(9819)

Question 632592: 8 to the 2nd power times 8 to the sevnth power. How do you solve this equation?
Click here to see answer by suedawnm(2)

Question 632594: x to the 5th power times x to the 12th power. How do you solve this eqation?
Click here to see answer by Alan3354(31538)

Question 632598: (-2x) to the 4th power. How do you solve this equation?
Click here to see answer by nerdybill(7011)

Question 632595: (-6.2) to the 9th power times (-6.2) to the 12th power. How do you solve this equation?
Click here to see answer by Alan3354(31538)

Question 632777: Simplify the expression.
(-6p)^2
Click here to see answer by stanbon(57984)

Question 632778: Simplify. Use positive exponents only.
(7a)^-2
Click here to see answer by stanbon(57984)

Question 632775: Using the formula A=LW find the area of the rectangle
L=3x^4
W=8x^2
Click here to see answer by stanbon(57984)

Question 632912: (5x to the second power - 5x-44) + (3x to the second power + 8x) is ?
Click here to see answer by Earlsdon(6294)

Question 632949: i need help to translate the phrase into a mathematical expression and then simplify
Eight times a number subtract six times the same number
Click here to see answer by rfer(12731)

Question 633128: what is the simplified answer? 3 to the second power minus thirty divided by 3 divided by 5
4
6
7
9
Click here to see answer by 55305(76)

Question 633356: what is (7P) to the 2nd power.
Click here to see answer by rfer(12731)

Question 633388: What is the simplest form of the expression (x/y)^4 over (x^8/y^11)?
Which answer is it?
a. y^4/x^7
b. y^7/x^4
c. x^4/y^7
d. x^7/y^4
Click here to see answer by dfrazzetto(277)

Question 633532: (4xy)^-7/8 rewrite the expression with positive exponents
Click here to see answer by Alan3354(31538)

Question 634020: Speed of Light = 9.836 x 10^8 feet/second
Distance between Sun and a planet = 354 million miles (1.869 x 10^12 feet)
How long does it take, in minutes, for light to reach from Sun to the planet? (Clue: Use speed formula)
Select one:
1900 minutes
8.56 minutes
10,000 minutes
31.67 minutes
Click here to see answer by richwmiller(9144)

Question 634018: 10x = 1,000,000
x =
Click here to see answer by richwmiller(9144)

Question 634055: (-0.6)^-3

Click here to see answer by ewatrrr(10682)

Question 634242: Use the definitions and theorems of this section to evaluate and simplify the following expression. Be sure to express answers with positive exponents.
(b3)2
Click here to see answer by jim_thompson5910(28717)

Question 634462: simplify y=-5x^7/x^8-6 i need to find my x and y intercepts i was able to find my y intercepts with x = 0 but im having trouble fnding my x-intercept with y=0. please help my instructor is of no help today. thank you richard

Click here to see answer by jim_thompson5910(28717)

Question 634638: I have tried flipping the problem to make it in positive exponent form, that has not helped me. I tried reducing terms first, not sure if I should do this. The problem solver on the website does not give the correct answer, as I am able to check it because it is in the back of the book. I cannot do the correct steps to find
(125a^2b^-3/5a^4b^-2)^-5 = a^10b^5/5^10
Click here to see answer by Alan3354(31538)

Question 634606: Solve the following exponential equations:
a) 7^x=49
b) 243 = 9^2x+1
c) 2^2x * 4^4x +8 = 64
d)9^x-1 * 81 ^2x-1 = 27^3x-2
Click here to see answer by ewatrrr(10682)

Question 634606: Solve the following exponential equations:
a) 7^x=49
b) 243 = 9^2x+1
c) 2^2x * 4^4x +8 = 64
d)9^x-1 * 81 ^2x-1 = 27^3x-2
Click here to see answer by lwsshak3(6768)

Question 635186: simplify,write in simplest form.(12xy)^0(x^2y^4)^5
I've tried...
(12xy)^0 (x^2y^4)^5
(12xy)^0 x^10y^20
12x^11y^21
Click here to see answer by ewatrrr(10682)

Question 635271: Explain why six to the third power equals three to the sixth power

Click here to see answer by asuar010(324)

Question 635271: Explain why six to the third power equals three to the sixth power

Click here to see answer by solver91311(17077)

Question 635405: Simplify:

I cannot seem to get this problem. Any help would be greatly appreciated. Thank you in advance.
Click here to see answer by AnlytcPhil(1278)

Question 635405: Simplify:

I cannot seem to get this problem. Any help would be greatly appreciated. Thank you in advance.
Click here to see answer by richwmiller(9144)

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