Which expression is equivalent to 3 m times 4 m squared ?
Answer
A
48 m cubed
B
12 m cubed
C
48 m squared
D
144 m to the 4th power
Explanation
Multiply the coefficients: 3 × 4 = 12. When multiplying powers with the same base, add the exponents: m¹ × m² = m³. The equivalent expression is 12 m cubed, choice B.
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