Multiplying Rational Expressions?

Question

2x^2 over 3 times 6 over x^6


a^2b^6 over 4 times 2 over a^2b^3


4 over x+2 times x^2-4 over 4x-8


z^2-z-6 over z-6 times z^2-6z over z^2 +2z-15


w^2-16 over w times 3 over 4-w

Answer 1

1/9 x^8

1/8 a^4 b^9

1

z(z+2)/(z+5)

3(w+4)/w

use should appropriate paranthesis in your questions

Answer 2

is this your math homework or something? i'll give u this one, because I don't have much time to spend on math. its summer!
1. 2x^8