Question

Evaluate 3 + √(x + 19) - √(2x) when x = 6. Write the answer in simplified radical form.

Answer 1

4.53

Explanation:

3 + √(x + 19) - √(2x)

3 + √(6 + 19) - √(2(6))

3 + √(25) - √(12)

3 + 5 - 3.47

8 - 3.47

= 4.53

Hoped I helped!