p(x)=x^2+3x+2 let x=–2
Answers
Answered by
1
Answer
a+b=3
H.M≤A.M for 3 numbers
2
a
,
2
a
,b
a
2
+
a
2
+
b
1
3
≤
3
2
a
+
2
a
+b
=1
∴1≥
a
2
+
a
2
+
b
1
3
⇒
a
2
+
a
2
+ b1 ≥3∴ a
4 + b1 ≥3
Answered by
1
Answer:
4
Step-by-step explanation:
(-2)*-2*2-3*-2+2=4
it is the right answer of your question
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