Question

Find the value of $(x^3\times x^7)÷x^{12}$ for x = (-2).

Answer 1

$(x^3+x^7)÷x^{12}$ for $x=-2$

$x^{10}÷x^{12}=\frac{x^{10}}{x^{12}}=\frac{1}{x^2}$

For $x=-2$

$=\frac{1}{(-2{)}^2}=\frac{1}{4}$.