1. Find the value of the polynomial 2x - 3x2 + 7 at :
(i) x = 0
Gii) x = 1
(iii) x = -1
(iv) x = -2
Answers
Answered by
7
Answer:
at X=0 ans=7
at X=1 ans=+6
at X=-1 ans=+2
at X=-2 ans=-9
Step-by-step explanation:
at X=0
2(0)-3(0)^2+7
0-0+7
7
at X=1
2(1)-3(1)^2+7
2-3+7
-1+7
+6
at X=-1
2(-1)-3(-1)^2+7
-2-3+7
-5+7
+2
at X=-2
2(-2)-3(-2)^2+7
-4 - 3(4)+7
-4 - 12+7
-16+7
-9
Answered by
1
Answer:
(i) x=-1
at x=-1
2(-1)-3(-1)^2+7
-2-3+7
-5+7
2
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