Math, asked by rupinderkaur10102000, 7 months ago

11. Find the value of the polynomial Sn-4n+3 at n=2 and n= -1 [2]
012,
Exaluate (104) using suitable identity.
[2]
13. 11-27s a Solution of the equation 2x-y=P, then the value of P. [2]

Answers

Answered by Arhan4

1

Step-by-step explanation:

2x-y=p putx1, y=-2=2(1)-(-2)=p p=4

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