if a-b =4 and a^2 +b^2 =26, find the value of ab
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Answered by
0
Answer:
10
Step-by-step explanation:
use formula (a -b)² = a² + b² -2ab
after putting values
(4)² = 26 - ab
16 = 26 - Ab
Ab = 26-16
10
Answered by
2
Answer:
ab = 5
Step-by-step explanation:
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