4. If x=5/4
and y=-1/3
, find the value of (x + y) + (x - y).
Answers
Answered by
2
Answer:
as (x+y)(x-y)=x^2-y^2
Step-by-step explanation:
=25/16-1/9
=209/144
Answered by
2
X= 5/4
Y=1/3
(X+Y) = 5/4+1/3
=15/12 +4/12
=19/12 //
(X-Y)=. 5/4– 1/3
=15/12 — 4/12
=11/12
(X+Y) + (X-Y) = 19/12 +11/12
= 30/12=5/2
Y=1/3
(X+Y) = 5/4+1/3
=15/12 +4/12
=19/12 //
(X-Y)=. 5/4– 1/3
=15/12 — 4/12
=11/12
(X+Y) + (X-Y) = 19/12 +11/12
= 30/12=5/2
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