How do you evaluate −a(a2+2a−1) for a = 2?
Answers
Answered by
0
Answer:
-14
Step-by-step explanation:
Given that ;
a = 2
Substitute the value of a in the eqⁿ,
⇒ - a (a² + 2a - 1)
⇒ - 2 (2² + 2 * 2 - 1 )
⇒ - 2 (4 + 4 - 1)
⇒ - 2 ( 8 - 1 )
⇒ - 2 * 7
⇒ - 14
Hence, the answer is - 14.
Similar questions