If a/b=3/7then find value of a+3b\a-3b
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Answered by
1
Answer:
a/b = 3/7
a/3b = 1/7
Using componendo and dividendo rule
a/b = c/d
Can be written as
a+b/a-b = c+d/c-d
As a/3b = 1/7
a+3b/a-3b = 1+7/1-7
a+3b/a-3b = 8/-6 = - 4/3
a+3b/a-3b = - 4/3
Answered by
0
Answer:
given
a=3
b=7
Step-by-step explanation:
a+3b\a-3b
3+3×7\a-3×7
3+21\3-21
27/-18
3/-2
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