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Answered by
10
Answer:
15
Step-by-step explanation:
f(1)=5(1)²-4(1)²+5
=5-4+5
=1+5
=6
f(-1)=5(-1)²-4(-1)+5
=-5+4+5
=4(-5+5=0)
f(0)=5(0)-4(0)+5
=0-0+5
=5
f(1)+f(-1)+f(0)=6+4+5
=15
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Answered by
2
Answer:
15.
Step-by-step explanation:
Hope it will help you.
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