If x + y = 12 and xy = 35, find the value of x^3 + y^3.
A468
B472
C480
D504
Explanation
x^3 + y^3 = (x + y)^3 – 3xy(x + y) = 12^3 – 3(35)(12) = 1728 – 1260 = 468.
Exam Relevance
- Topic: Algebra
- Subtopic: Polynomials
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