Question

Simplify the following
$- 3xy { }^{3} \times 2xy {}^{3} \times5 xy$
MATHS 8th class​

Answer 1

Step-by-step explanation:

$- 3 x{y}^{3} \times 2x {y}^{3} \times 5xy \\ = - (3 \times 2 \times 5) \times {x}^{1 + 1 + 1} \times {y}^{3 + 3 + 1} \\ = - 30 {x}^{3} {y}^{7}$