QuestionSimplify the expression $(-3)^{3}\left(5^{3} \div 25-4 \times \sqrt{49}+16 \div 2\right)$ and choose the result: a. 3, b. 27, c. 1, d. 9.

Studdy Solution
Calculate the value of $-27 \times -15$.
$$-27 \times -15 =405$$The simplified expression equals405, which is not an option in the given choices. Therefore, there seems to be a mistake in the problem or the given choices.