Question

Choose the correct simplification of the expression (2x7y)2(y5)3.

4x7y10

4x9y10

4x14y16

4x14y17

Answer 1

4x^14 y^17 which is option 4

I took the test

Answer 2

Im taking this to mean (2 x^7 y)^2 (y^5)^3

= 4x^14 y^2 * y^15

= 4x^14 y^17 which is option 4