Question
Simplify
src="https://www.ixambee.com/questionimage/Chapter/1744001138-516.JPG" alt="" />Solution
Using identity : a3 — b3/a2 + ab + b2 = a - b Numerator: 74.088 − 1.728 = 72.36 Denominator: 17.64 + 5.04 + 1.44 = 24.12 Required answer = 72.36/24/12 = 3
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