If a/b = 7/3 then find 2a square + 3b square / 2a square - 3b square
Answers
Answered by
0
Answer:
( A+B )( A-B ) = A square + B square
Answered by
3
Answer:
125/71
Step-by-step explanation:
a/7=b/3(by alternendo)
a=7k,b=3k
2a^2+3b^2/2a^2-3b^2
=2(7k)^2+3(3k)^2/2(7k)^2-3(3k)^2
=2*49k+3*9k/2*49k-3*9k
98k+27k/98k-27k
=125/71
Hope it is helpful
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