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Elza [17]
3 years ago
14

Evaluate the expression when y=-3

Mathematics
2 answers:
Ratling [72]3 years ago
7 0
Y=-3
subtitute to y^2 + 6y +8
= (-3)^2 + 6(-3) + 8
= 9-18+8
= -1
valkas [14]3 years ago
5 0

Answer:

-1

Step-by-step explanation:

Substitute in the known variables:

y^2 + 6y + 8\\(-3)^2 + 6(-3) + 8\\

-3 * -3 = 9\\(-3)^2 = 9

9 + 6(-3) + 8\\9 + (-18) + 8\\9 - 18 + 8

= -1

Hope this helps!

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