Solve 5.1sqrt{9}+sqrt{-144}

$$5.1 \sqrt{ 9 } + \sqrt{ -144 }$$

Evaluate (complex solution)

$$15.3+12i$$

Solution Steps

Calculate the square root of 9 and get 3.

$$5.1\times 3+\sqrt{-144}$$

Multiply 5.1 and 3 to get 15.3.

$$15.3+\sqrt{-144}$$

Calculate the square root of -144 and get 12i.

$$15.3+12i$$

Real Part (complex solution)

$$15.3$$

Solution Steps

Calculate the square root of 9 and get 3.

$$Re(5.1\times 3+\sqrt{-144})$$

Multiply 5.1 and 3 to get 15.3.

$$Re(15.3+\sqrt{-144})$$

Calculate the square root of -144 and get 12i.

$$Re(15.3+12i)$$

The real part of 15.3+12i is 15.3.

$$15.3$$

Evaluate

$$\text{Indeterminate}$$