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If x=8 ,find the value of …

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If x=8 ,find the value of x²+x-5

Posted by Kanika Chaurasia 3 years, 10 months ago

CBSE > Class 09 > Mathematics

5 answers

Kripa Daga 3 years, 10 months ago

Given :x=8 x²+x-5 (8)² + 8-5 64+8-5 72-5 67

Bhoomika Garg 3 years, 10 months ago

67

Yogita Ingle 3 years, 10 months ago

Sorry by-mistake added x = 6 in place of x= 8.

Shweta Singh 3 years, 10 months ago

Let p(x)=x^2 +x-5 Putting x=8 in p(x) = (8)^2+8-5 = 64+8-5 = 64+3 = 67

Yogita Ingle 3 years, 10 months ago

Put x = 8

x²+x-5

= (6)²+ 6 - 5

= 36 + 1

= 37

ANSWER

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