Question

1. what should i solve first? (3² + 5 - 4)×2 = 3² 3 + 5 5 - 4 4×2

Explanation:

Step1: Follow order - of - operations

According to PEMDAS (Parentheses, Exponents, Multiplication and Division, Addition and Subtraction), we first solve operations inside parentheses. And within parentheses, we handle exponents first. So for the expression $(3^{2}+5 - 4)\times2$, we should solve $3^{2}$ first.

Answer:

A. $3^{2}$