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If p(x) = 7 – 3x + 2x2 then value of p(-2) is:
- a)22
- b)12
- c)21
- d)31
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
If p(x) = 7 – 3x + 2x2then value of p(-2) is:a)22b)12c)21d)31Cor...
p(-2) = 7 - 3(-2) + 2(-2)2
= 7+6+8 = 21
Most Upvoted Answer
If p(x) = 7 – 3x + 2x2then value of p(-2) is:a)22b)12c)21d)31Cor...
Put (-2) in the place of x... p(x)=7-3(-2)+2(-2)^2 p(x)=7+6+2(4) p(x)=21
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If p(x) = 7 – 3x + 2x2then value of p(-2) is:a)22b)12c)21d)31Cor...
p(-2) = 7 - 3(-2) + 2(-2)2
= 7+6+8 = 21
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