Question

1. which expression is equivalent to 343? a 8^3 b 6×6×6 c 7^3 d 7×7×7×7

Explanation:

Step1: Calculate $8^3$

$8^3=8\times8\times8 = 512$

Step2: Calculate $6\times6\times6$

$6\times6\times6=6^3 = 216$

Step3: Calculate $7^3$

$7^3=7\times7\times7=343$

Step4: Calculate $7\times7\times7\times7$

$7\times7\times7\times7 = 7^4=2401$

Answer:

C. $7^3$