Question

How do you simplify 3(x²y³)²(3xy³)³?

Answer 1

$3( { {x}^{2} {y}^{3} }) ^{2} ( {3x {y}^{3} })^{3} \\ = 3 {x}^{4 } {y}^{6} \times {3}^{3} {x}^{3} {y}^{9} \\ = 81 {x}^{4 + 3} {y}^{9 + 6} \\ = 81 {x}^{7} {y}^{15}$