Find the value of the following expressions when n = – 2.
(iii) n+ 5n2+ 5n – 2
Answers
Answered by
1
Answer:
-6
Step-by-step explanation:
(-2)+5(2*2)+5(-2)-2
-> -2+20-10-2
->18-10-2
->8-2
->6
Answered by
0
Answer:
5(-2)-2=-10-2=-12
5(-2)^2+5(-2)-2=5(4)-10-2=20-12=8
(-2)^3+5(-2)^2+5(-2)-2=-8+5(4)-10-2=-8+20-12=-12-12=-24
Step-by-step explanation:
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