Question

if r+s= -8 and rs= -12,then find the value of r2+s2??​

Answer 1

Answer:

r+s = -8

rs =-12

(r+s)2 = (-8)2

r2+s2+2rs = 64

r2+s2+2(-12) = 64

r2+s2-24 = 60

r2+s2 = 84

Answer 2

ANSWER:88

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