a-b=4 and a+b=6 ...find ab and a^2+b^2.
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Answered by
7
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1st equation
a - b = 4
a + b = 6
so after solved it ,,
a = 5 and b = 1
so ab = 5
_______________
▶ by using formula ::
________________
a²+b² = ( a+b)² - 2ab
= 6² - 10
=36 - 10
= 26 Ans.
__________#####________
♨♨♨ Follow Me ♨♨♨
__________#####___________
1st equation
a - b = 4
a + b = 6
so after solved it ,,
a = 5 and b = 1
so ab = 5
_______________
▶ by using formula ::
________________
a²+b² = ( a+b)² - 2ab
= 6² - 10
=36 - 10
= 26 Ans.
__________#####________
♨♨♨ Follow Me ♨♨♨
nischaykr:
pagal hai re a2-b2 ka hota h ye
yes sorry
now correct
Answered by
4
hey may...here is ur solution....
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