Question

Find the product

(w + 7) (w + 3)

Answer 1

(w+7)(w+3)

= w(w+3)+7(w+3)

= w²+3w+7w+21

= w²+10w+21

Hope it helps.....

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Answer 2

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Find the product

(w + 7) (w + 3)

$\huge\red{\boxed{\orange{\mathbb{\underbrace{\overbrace{\fcolorbox{red}{black}{\underline{\red{《 ANSWER 》}}}}}}}}}$

$(w + 7) (w + 3) \\ on \: using \: identity \\ x {}^{2} + x(a + b) + ab \\ = w {}^{2} + w(7 + 3) + 7 \times 3 \\ = w {}^{2} + w \times 10 + 21 \\ = w {}^{2} + 10w + 21$

$\huge\purple{\boxed{\blue{\bold{\fcolorbox{green}{green}{\purple{Hope\:It\:Helps}}}}}}$

$\huge\orange{\underline\blue{\underline\green{\underline{ \mathtt\blue{Please}\:\mathtt\green{Mark}\:\mathtt\orange{As}}}}}\:$

$\huge\orange{\underline\blue{\underline\green{\underline{ \mathtt\red{Brilliant}\:\mathtt\purple{Answers}}}}}$

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