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16-03-2017
Mathematics

contestada

The square of a is equal to one-ninth the square of
b. if a equals two less than b, what is the value of a?

Respuesta :

sabipraz sabipraz

16-03-2017

Here,
Two squares are given i.e.a and b
By the question,
a = (1/9)* b
or, b= 9*a-----------i
and a = b - 2
or, b= a + 2 -------- ii
equating eqn i and ii.
We get,
9a = a+2
or, 9a-a=2
or, 8a = 2
or, a = 1/4

answer = 1/4

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