If (a + b) = 8 and (a - b) = 11 then find a2 - b2
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Answered by
0
Answer:
88
Step-by-step explanation:
a^2-b^2 = (a+b) (a-b)
= 8 * 11
Answered by
0
Step-by-step explanation:
2a =8
a = 8/2
a = 4
2b = 11
b=11/2
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