3 years ago

Evaluate −6a^3+8a^2+8a+1, when a=5.

Mathematics

1 answer:

EastWind [94]3 years ago

8 0

Answer:

-509

Step-by-step explanation:

1. Subsitute 5 for a in the expression. -6(5)^3+8(5)^2+8(5)+1

2. -6(125)+8(25)+40+1

3. -750+200+41

4. -509

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