Question

Evaluate the expression 2b^3 + 5 when b = 3

Answer 1

When b = 3, the expression 2b^3 + 5 evaluates to 59.

Explanation:

2b^3 + 5, b = 3

2(3)^3 + 5

2(27) + 5

54 + 5

59

Therefore, when b = 3, the expression 2b^3 + 5 evaluates to 59.