Question

Write an equivalent expression.
16 left parenthesis a squared plus 4.66 right parenthesis
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Part 1
Select all that apply.
A.16 a squared plus 4.66
16 a squared plus 4.66
B.4.66 left parenthesis a squared plus 16 right parenthesis
4.66 left parenthesis a squared plus 16 right parenthesis
C.left parenthesis a squared plus 4.66 right parenthesis 16
left parenthesis a squared plus 4.66 right parenthesis 16
D.16 a squared plus 74.56
16 a squared plus 74.56
Select all that apply.

Answer 1

The equivalent expressions are C and D.

- C: (a^2 + 4.66)16 is the same by commutativity of multiplication.
- D: 16a^2 + 74.56 is the result of distributing: 16(a^2 + 4.66) = 16a^2 + 16·4.66 = 16a^2 + 74.56.

A and B are not equivalent.