Question

find (a+b) + (a-b) if a=7/2 b = -5/4
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Answer 1

Answer:

(A+B) = 7/2 + (-5/4)

= 14 - 5

4

= 9

4

(A - B) = 7/2 - (-5/4)

= 14 + 5

4

= 19

4