What is the value of the exponential expression (-2a^-2 b^4)(3a^2 b^-5) (2a2b4)(3a2b5)?

2 Answers
Jun 27, 2018

Multiply the numbers together then the letters

-6a^0b^(-1)6a0b1

-6b^-1 or -6/b6b1or6b

Jun 27, 2018

-6/b6b

Explanation:

(-2a^-2b^4)(3a^2b^-5)(2a2b4)(3a2b5)

:.=(-2*1/a^2*b^4)(3a^2*1/b^5)

:.=(-6cancel(b^4))/cancel(a^2)^1*cancel(a^2)^1/cancel(b^5)^b

:.=-6/b