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

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 Algebra: Exponents and operations on exponents Solvers Lessons Answers archive Quiz In Depth

 Question 32234: What is the answer to the problem \$12,000 principal earnning 4.8% compound annually, after 7 years Click here to see answer by checkley71(8403)

 Question 32253: need to solve for an "X" exponent: 2 (x power) = 1/4 I know the answer but dont know how to show it by solving it algebracially Click here to see answer by ikdeep(226)

 Question 32433: How are you tutors doing? Thanks again for this wonderful site. Please explain how to solve this exponents question and similar questions: If 2^x - 2^(x-2) = 3(2^13), what is the value of x? Please note that 2^x means 2 raised to the power x and 2^(x-2) means 2 raised to the power (x-2) Thanks for your time Tolly Click here to see answer by mukhopadhyay(490)

 Question 32432: How are you tutors doing? Thanks again for this wonderful site. Please explain how to solve this exponents question and similar questions: If 2^x - 2^(x-2) = 3(2^13), what is the value of x? Please note that 2^x means 2 raised to the power x and 2^(x-2) means 2 raised to the power (x-2) Thanks for your time Tolly Click here to see answer by mukhopadhyay(490)

 Question 32437: Dear tutors, Please explain how to solve these kind of functions. For which of the following functions f is f(x) = f(1-x) for all x. a. f(x) = 1-x b. f(x) = 1-x^2 (x squared) c. f(x) = x^2 – (1-x)^2 d. f(x) = x^2(1-x)^2 e. f(x) = x/( 1-x) by the way, this question is from a paper test i bought online. Regards, Tolly Click here to see answer by venugopalramana(3286)

 Question 32436: Dear tutors, Please explain how to solve these kind of functions. For which of the following functions f is f(x) = f(1-x) for all x. a. f(x) = 1-x b. f(x) = 1-x^2 (x squared) c. f(x) = x^2 – (1-x)^2 d. f(x) = x^2(1-x)^2 e. f(x) = x/( 1-x) by the way, this question is from a paper test i bought online. Regards, Tolly Click here to see answer by mukhopadhyay(490)

 Question 28196: WHAT IS Y3 POWER-1 OVER Y-1? I GOT Y2 POWER +Y+1. IS THAT RIGHT? Click here to see answer by mukhopadhyay(490)
 Question 28196: WHAT IS Y3 POWER-1 OVER Y-1? I GOT Y2 POWER +Y+1. IS THAT RIGHT? Click here to see answer by Prithwis(166)

 Question 32576: example: how would you solve this: 7740.70(1+(r/365))^365=7770.84 I can't figure out what to do with the exponent? Click here to see answer by mukhopadhyay(490)

 Question 32589: my brother actually needed help on this one, I forgot all of my Algebra I work. the problem was x^3 and the choices were a) x=2 b) x=5 and c) x=-3 I dont get it at all to explain it to him! help! thanks sooo much! -Emily Click here to see answer by mukhopadhyay(490)

 Question 32985: 1) I need help in solving the following equations. a)sqrt x-2=1 b)sqrt x^3=27 c)cube to the sqrt x^2=9 Click here to see answer by sarah_adam(201)

 Question 33068: I don't understand how to figure out least common multiples when there are exponents involved? ex. 4c^3, c^2, and 3c^4 OK, so it's 4*c*c*c, c*c, and 3*c*c*c*c..... so, 4*3*c*c*c*c The answer is 12c^4, but WHY do we use the greatest exponent....c^3 doesn't go into c^4.....?????? Rebecca Click here to see answer by longjonsilver(2297)

 Question 32179: Find the smallest positive integer n such that 2n is a perfect square, 3n is a perfect cube, and 5n is a perfect fifth power. Click here to see answer by mszlmb(115)
 Question 32179: Find the smallest positive integer n such that 2n is a perfect square, 3n is a perfect cube, and 5n is a perfect fifth power. Click here to see answer by Prithwis(166)
 Question 32179: Find the smallest positive integer n such that 2n is a perfect square, 3n is a perfect cube, and 5n is a perfect fifth power. Click here to see answer by lyra(94)

 Question 33721: Solve the equation 1. 3x + 1/3 = 2x + ¾ 2. 4y – 12 = -2y 3. 1/2x – 1/3 = 3/4x 4. 2(x - 1) + 4 = 3(7 – x) Click here to see answer by mukhopadhyay(490)

 Question 33759: How do you solve for x in this equation? A=B^x, when A and B are constants. Click here to see answer by kietra(57)

 Question 33903: Express with positive exponenets and simplify: (4x^-2y^4)-3/2 Could someone show me the steps in doing this problem. Thank you. Click here to see answer by sarah_adam(201)

 Question 33907: Express the complex number in the form a+bi: 5-2i/4-3i. How do I do this problem. Click here to see answer by sarah_adam(201)

 Question 33919: hi need help w/the following simplify the following expression x^-1 - y^-1 /x^-1 + y^-1 Click here to see answer by fanism(39)

 Question 34453: Would like if someone would check my work and see if it is right. thanks (-5t^3)4= 625y^12 Click here to see answer by longjonsilver(2297)

 Question 31296: what is 2 to the power of 0 Click here to see answer by Prithwis(166)

 Question 31307: I need to know if i did this right..if i didnt show me how. (4a^2)(-6ab)(2a)= a^4b Click here to see answer by Prithwis(166)

 Question 34746: For what values of x is the following expression undefined: (3x- 2)(5x- 4 _____________ (9x- 6)(7x - 1) Click here to see answer by mukhopadhyay(490)

 Question 34745: How would you apply a factoring formula to completely factor the expression "x4 - 1"? Click here to see answer by Earlsdon(6287)

 Question 34743: Using one of the laws of exponents, prove that any number raised to the 0'th power equals 1. Click here to see answer by venugopalramana(3286)

 Question 34744: Using FOIL, simplify the expression "(3x + 2)(3x - 2)". Show that a particular factoring formula leads to the same answer. Click here to see answer by QueenVoda(11)

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