How do you simplify (- 3b ^ { 2} a ) ^ { 4}?

2 Answers
Mar 26, 2018

(-3b^2a)^4 can be simplified to 81b^8a^4.

Explanation:

When you apply an exponent to a term inside a bracket, everything inside the bracket gets the exponent applied to it.
(-3b^2a)^4
=(-3)^4b^8a^4
=81b^8a^4

Mar 26, 2018

81a^4b^8

Explanation:

(-3b^2a)^4

:.=(-3^4b^(2xx4)a^4)

:.=81a^4b^8