Solve the following -
2025
Solve the following -
Answer: A. 474 — Key identity: (a^3 + b^3) = (a + b)(a^2 - a b + b^2) Therefore, (a^3 + b^3) / (a^2 - a b + b^2) = a + b Let a = 121 and b = 353. Compute a + b = 121 + 353 =…
- A.
474
- B.
534
- C.
500
- D.
368
Attempted by 24 students.
Show answer & explanation
Correct answer: A
Key identity: (a^3 + b^3) = (a + b)(a^2 - a b + b^2)
Therefore, (a^3 + b^3) / (a^2 - a b + b^2) = a + b
Let a = 121 and b = 353.
Compute a + b = 121 + 353 = 474.
Final answer: 474
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