friends please send faster so urgent
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Hey friend,
(i)
(5+√7)(2+√5)
=5(2+√5)+√7(2+√5)
=10+5√5+2√7+√35
(ii)
=(√11+√7)(√11-√7)
=(√11²-√7²) [(a+b)(a-b) =a²-b²]
=(11-7)
=4
Hope it helps
(i)
(5+√7)(2+√5)
=5(2+√5)+√7(2+√5)
=10+5√5+2√7+√35
(ii)
=(√11+√7)(√11-√7)
=(√11²-√7²) [(a+b)(a-b) =a²-b²]
=(11-7)
=4
Hope it helps
draashish2003malik:
nice good job
Answered by
0
hii friend. ans1 is 10+5√5+2√7+√35
ans 2 is 4
hope this will help you....
ans 2 is 4
hope this will help you....
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