Question

7.(06.04)
5x + 1/2 y^2
What is the value of the expression above when x = 3 and y = 2? You must show all work and calculations to receive full credit. (4 points)

Answer 1

Answer:

• 17

Step-by-step explanation:

Given expression:

• 5x + 1/2y²

Value of expression when x = 3 and y = 2:

• 5*3 + 1/2*2² =
• 15 + 2 =
• 17

Answer 2

Answer:

5x + 1/2 y² when x = 3 and y = 2

$→\boxed{5x + \frac{1}{2} {y}^{2} } = 5(3) + \frac{1}{2} {(2)}^{2} \\ = 5(3) + \frac{1}{2} (4) \\ = (15 + 2) \\ = \boxed{ 17}✓$

17 is the right answer.