√7-√5÷√7+√5=a+b√35 than find the value of a square +4ab +b square
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Answered by
8
Answer:
a=6
b =-4
Step-by-step explanation:
(√7-√5÷√7+√5) * (√7-√5÷√7-√5)
= (7+5-2√35)/(7-5)
=( 12-2√35)/2
= 6 - √35
a= 6
b =-4
Answered by
3
Step-by-step explanation:
this is the answer in the picture
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