Math, asked by kp4222152, 1 month ago

x²+mx-5=0 या वर्गसमीकरणाचे एक मूळ 2 असेल तर m ची किमत खालीलपैकी कोणती ?​

Answers

Answered by udaisingh7177
9

Step-by-step explanation:

We have

X^2 + mx -5 =0

on putting x=2 , in above equation, we get

(2)^2+m×2-5=0

4+2m-5=0

2m-1=0

2m=1

m=1/2 Ans.

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