5
AssignmentMultiple Choice

Introduction to Polynomials

Question 5 • [INMT3] Integrated Math 3 Sem 1 (26-27)

Simplify a3 + a + 3a2 – a.

Answer
A
4a7
B
a3 + 3a2 + 2a
C
a3 + 3a2
D
4a5

Explanation

Combine like terms: the +a and −a cancel because they are additive inverses. The remaining terms are a³ + 3a², which matches choice C.

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