Solve -3^2+4(-3)4-4^2

$${ -3 }^{ 2 } +4(-3)4- { 4 }^{ 2 }$$

Evaluate

$$-55$$

Solution Steps

Calculate -3 to the power of 2 and get 9.

$$9+4\left(-3\right)\times 4-4^{2}$$

Multiply 4 and -3 to get -12.

$$9-12\times 4-4^{2}$$

Multiply -12 and 4 to get -48.

$$9-48-4^{2}$$

Subtract 48 from 9 to get -39.

$$-39-4^{2}$$

Calculate 4 to the power of 2 and get 16.

$$-39-16$$

Subtract 16 from -39 to get -55.

$$-55$$

Factor

$$-55$$