Question

evaluate. simplify your answer. \\( -2.5 + \sqrt3{(9 \div 3)^2 \times (-3)} \\)

Explanation:

Step1: Compute inside parentheses

$9\div3=3$

Step2: Square the result

$3^2=9$

Step3: Multiply by -3

$9\times(-3)=-27$

Step4: Calculate cube root

$\sqrt[3]{-27}=-3$

Step5: Add to -2.5

$-2.5 + (-3) = -5.5$

Answer:

$-5.5$