Question

Select the expression that is equivalent to (7 x^2 y^3 )4

Answer 1

$(7x^2y^3)^4$

Distribute the ^4 exponent to all the terms, so,

$(7x^2y^3)^4=7^4.x^{(2.4)}.y^{(3.4)}$

$(7x^2y^3)^4 = 7^4.x^8.y^{12}$