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यदि p (x) = 2 + 5x हो तो p(2) + p(-2) - p(1) का मान ज्ञात कीजिए। - Mathematics 1 - Algebra [गणित १ - बीजगणित]

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Question

यदि p (x) = 2 + 5x हो तो p(2) + p(-2) - p(1) का मान ज्ञात कीजिए।

Sum
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Solution

p(x) = 2 + 5x

∴ p(2) = 2 + 5 × 2

= 2 + 10

∴ p(2) = 12

p(-2) = 2 + 5 × (-2)

= 2 - 10

∴ p(-2) = -8

p(1) = 2 + 5 × 1 = 2 + 5 = 7

∴ p(2) + p(-2) - p(1) = 12 + (-8) - 7

= 12 - 8 - 7

= 12 - 15

∴ p(1) = -3

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बहुपद का मान
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Chapter 3: बहुपद - प्रश्नसंग्रह 3.5 [Page 53]

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Balbharati Ganit 1 [Hindi] Standard 9 Maharashtra State Board
Chapter 3 बहुपद
प्रश्नसंग्रह 3.5 | Q (13) (i) | Page 53
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