Question

Evaluate the expression 7×^2y, when x = 4 and y = 2 A: 112 B: 224 C: 542 D: 718

Answer 1

Answer:

B. 224

Step-by-step explanation:

$\text{Put x = 4 and y = 2 to the expression}\ 7x^2y:\\\\7(4^2)(2)=7(16)(2)=224$