Math, asked by aabidkhanpathan95, 8 months ago

the value of x ^2 -2yx +y^2 when x=1 ,y=2is

Answers

Answered by arocks94

3

Answer:

1

Step-by-step explanation:

x^2- 2yx +y^2

(1)^2- (2×2×1) + (2)^2

1-4+4

= 1

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