Find the product.
-$$( 2 x + 9 y ) ^ { 2 }$$
A) $4 x ^ { 2 } + 36 x y + 81 y ^ { 2 }$
B) $4 x ^ { 2 } + 81 y ^ { 2 }$
C) $2 x ^ { 2 } + 81 y ^ { 2 }$
D) $2 x ^ { 2 } + 36 x y + 81 y ^ { 2 }$

Question

Quizplus · Accepted Answer

To find the product of $(2x + 9y)^2$, we use the formula $(a + b)^2 = a^2 + 2ab + b^2$, where $a = 2x$ and $b = 9y$. Thus, the product is $4x^2 + 36xy + 81y^2$.

Find the Product (2x+9y)2( 2 x + 9 y ) ^ { 2 }(2x+9y)2

Find the Product $( 2 x + 9 y ) ^ { 2 }$