a+b=√5 and a-b=√3, the value of (a²+b²) is
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Answer:
A+b =√5
A-b =√3
A=√5-b
put value of A in Equation 2
(√5-b)-b=√3
√5-2b=√3
√5-√3=2b
√2=2b
√2/2 = b
A= √5-(√2-2)
A=√5-√2+2
A=√3+2
A²+b²
=(√3+2)²+(√2/2)²
=(3+4)+(0.5)
=7+0.5
=7.5
Hope it helps..
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