Math, asked by vaishnavigupta1307, 2 months ago

If a2 + b2 = 12 and ab = 5, find the value of the following
(a)
(a + b)2
(b)
(a - b)2

Answers

Answered by Shivangidutta

0

Answer:

(a+b)2=a2+b2+2ab=15+2*5=15+10=25

(a-b) 2=a2+b2-2ab=15-2*5=15-10=5

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