if ab = 5,a-b =2 and a raised to the power 2 + b raised to the power 2 = 14 is equal to
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Step-by-step explanation:
a-b= 2
a=2+b. equation 1
putting the value of a in equation 2
ab=8
(2+b)b= 8
b²+2b-8=0
b²+4b -2b- 8= 0
b(b+4)-2(b+4)= 0
(b-2)(b+4)=0
actually question is wrong
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