if X + Y is equal to 6 and x minus y is equals to 4 find X square + Y square
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if X + Y is equal to 6 and x minus y is equals to 4 find X square + Y square
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Answer:
26
Step-by-step explanation:
x + y = 6 (given)
x - y = 4 ( given)
adding above equations , we get
2x = 6 + 4
2x=10
x=5
Now putting value of x in 1st equation, we get
5 + y = 6
y = 6-5
y = 1
Now , x^2 + y^2 = (5)^2 + (1)^2
x^2 + y^2 = 25 + 1 = 26 - Ans