Question

Indetify the following
(b-7)²

Answer 1

$\huge\underline\mathtt\red{Answer:}$

Step-by-step explanation:

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

$(b {}^{2} - 2 \times b \times - 7 + 7 {}^{2} )$

$b {}^{2} + 14b + 49$