If a^2 - b^2 =9 and a×b =3 then (a+b)=?
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a^2-b^2=9
(a+b)(a-b)=9
(a+b)(3)=9
(a+b)=9/3
a+b=3
(a+b)(a-b)=9
(a+b)(3)=9
(a+b)=9/3
a+b=3
Answered by
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a²-b²=9
then using a²-b²=(a+b) (a-b)
then we get a+b = 9/a+b
by finding the value of a from a*b =3
then answer u can find
then using a²-b²=(a+b) (a-b)
then we get a+b = 9/a+b
by finding the value of a from a*b =3
then answer u can find
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