math

posted by .

Is this equation correct: (x y)^3 = x y^3 ? Explain why. If it is correct, how can you prove this? If it is incorrect, what should be done to make it right?

  • math -

    (xy)^3 = x * x * x * y * y * y

    xy^3 = x * y * y * y

    In the first, both terms are cubed. In the second, only the last term is cubed.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. grammar

    The sentences below are based on Virginia Woolf's "The Duchess and the Jeweller." Circle the pronouns that are in the incorrect case and write the correct pronoun on the line. Write Correct if all pronouns have been used correctly. …
  2. College Math : Linear Algebra

    Suppose A is a square matrix satisfying the equation A^3 - 2I = 0. Prove that A and (A - I) respectively are invertible. (the hint is to find an explicit equation for A^-1. To prove A is invertible, this is what I did although I don't …
  3. Math 117

    Is this equation correct: (3 • x • y)4 = 81 • x • y ?
  4. algebra

    Is this equation correct: (x y)3 = x y3 ?
  5. Math117

    Is this equation correct: (x y)3 = x y3 ?
  6. math answer check

    x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Changed: Your submitted answer was incorrect. 0.15 x 0 = 0 . (b) Calculate …
  7. Math check and question

    x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Correct: Your answer is correct. . (0.85) (b) Calculate the probability of …
  8. Elementary Satistics

    Test the following function to determine whether it is a probability function. If it is not, then make it into a probability function. (Give your answers correct to one decimal place.) R(x) = 0.2, for x = 0, 1, 2, 3, 4 (a) List the …
  9. Math

    if f(x) = 2x^2+4 and g(x)=x-3 which number satisfies f(x)= (f o g)(x) A) 3/2 B) 3/4 C) 5 D) 4 I am positive that answer A is correct, i just cant get the work to prove it, i can disprove all other answers and my teacher has assured …
  10. Spanish

    Grammatically correct? Mi hermana es muy trabajadora?

More Similar Questions