Question

Simplify the following expression.

(4x + 7)2

Answer 1

=8x+14 or

=16x²+56x+49

Answer 2

`\bf{(4x+7)2 }`

`\bf{=2(4x+7)}`

`\boldsymbol{Put \ the \ parentheses \ used \ \ :a(ab+c)=ab+ac. }`

`\boldsymbol{2(4x+7)=2\cdot4x+2\cdot7 }`

`\bf{=2\cdot 4x+2\cdot7}`

`\boldsymbol{Simplify \ 2\cdot 4x+2\cdot7}`

• Multiply 2 x 4 = 8
• Multiply 2 x 7 = 14

`\boldsymbol{8x+14 \ \ \to \ \ \ Answer }`

Pisces04