If a2 + b2 = 52 and ab = 24, find the value of (a - b).
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Answer:
answer is +-2
Step-by-step explanation:
a^2 + b^2 - 2ab = a-b^2
52 - 2(24)= (a-b)^2
52-48 = a-b^2
4 = a-b^2
a - b = root of 4
a - b = +- 2
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