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  1. B

    Please help me simplify

    3x^7 ry^2 _________ 6y^2 Mulitlpied 20y ____ 10x^5
  2. B

    How is this one solved?

    (5x ^ -2) ^ 0 __________ 3y^ -2 z
  3. B

    Solve using the Addition method.. Please Help...

    3x - 4y =9 -3x + 4y =12 Thank you!!
  4. B

    Please HELP Im going insane

    Can some one write the answer out for me? x + y +z =9 3x- y +z = -1 -2x + 2y - 3z= -2 Thank you!!
  5. B

    Please Help Me Solve!!!2

    Simpify the expression so that no negative exponents appear in the final result. Assume that all variables represent non zero real numbers. 2^3 n^7(n-6)^-1 _____________ 2^6 n^-3
  7. B

    Find the following product function

    f(x)= x^2-3, and g(x) = 5x (fg)(x)=?????
  8. B

    How do I simplify this??

    z^4 * z^7 * z^3
  9. B

    Please help me solve this math question

    -[3z^2 + 7z - ( 2z^2-3z)] + [(8z^2 - [5z- z^2]) + 2z^2]
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