Multiply the expressions. The exercises can be done with algebra tiles. $$a ( a + 2 b )$$
A) $2 a + 2 a b$
B) $a ^ { 2 } + 2 b$
C) $a + 2 a b$
D) $a ^ { 2 } + 2 a b$
E) $a ^ { 2 } + a b$

Question

Quizplus · Accepted Answer

To multiply the expression, we use the distributive property:

$$a(a+2b) = a \cdot a + a \cdot 2b = a^2 + 2ab$$

Therefore, the best choice is D.

Multiply the Expressions a(a+2b)a ( a + 2 b )a(a+2b) A) 2a+2ab2 a + 2 a b2a+2ab

Multiply the Expressions $a ( a + 2 b )$ A) $2 a + 2 a b$