Solve 15^2-11*5^2/2(0.5)

$$\frac { 15 ^ { 2 } - 11 \cdot 5 ^ { 2 } } { 2 ( 0.5 ) }$$

Evaluate

$$-50$$

Solution Steps

Calculate 15 to the power of 2 and get 225.

$$\frac{225-11\times 5^{2}}{2\times 0.5}$$

Calculate 5 to the power of 2 and get 25.

$$\frac{225-11\times 25}{2\times 0.5}$$

Multiply 11 and 25 to get 275.

$$\frac{225-275}{2\times 0.5}$$

Subtract 275 from 225 to get -50.

$$\frac{-50}{2\times 0.5}$$

Multiply 2 and 0.5 to get 1.

$$\frac{-50}{1}$$

Anything divided by one gives itself.

$$-50$$

Factor

$$-50$$