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Popular >

expand (x+4)^2

Solution

expand

(x + 4)^{2}

Solution

x^{2} + 8 x + 16

Solution steps

(x + 4)^{2}

Apply Perfect Square Formula:

(a + b)^{2} = a^{2} + 2 ab + b^{2}

(x + 4)^{2} = x^{2} + 2 x \cdot 4 + 4^{2}

= x^{2} + 2 x \cdot 4 + 4^{2}

Simplify

x^{2} + 2 x \cdot 4 + 4^{2} : x^{2} + 8 x + 16

= x^{2} + 8 x + 16

Popular Examples

simplify (-9n^8)/(27n^{10)}simplify

\frac{- 9 n ^{8}}{27 n ^{10}}

longmult 4*0.5 long multiplication

4 \cdot 0.5

3 (3 + x) = 15 + x

4x-5>7\land-2x+1<= 5

4 x - 5 > 7 and - 2 x + 1 \leq 5

simplify (-4)^{-4}simplify

(- 4)^{- 4}

Frequently Asked Questions (FAQ)

What is expand (x+4)^2 ?
The solution to expand (x+4)^2 is x^2+8x+16