Solve for: (-3-2)^2-(2 * (-1))^2

Expression: ${\left( -3-2 \right)}^{2}-{\left( 2 \times \left( -1 \right) \right)}^{2}$

Calculate the difference

${\left( -5 \right)}^{2}-{\left( 2 \times \left( -1 \right) \right)}^{2}$

Any expression multiplied by $-1$ equals its opposite

${\left( -5 \right)}^{2}-{\left( -2 \right)}^{2}$

Evaluate the power

$25-{\left( -2 \right)}^{2}$

Evaluate the power

$25-4$

Subtract the numbers

$21$