Question

(4+b) (4-b) find the following products​

Answer 1

Answer:

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Step-by-step explanation:

Answer 2

$\color {red} </p><p>\Large \underline {\underline {Question \: :}}$

Find the product :

$(4 + b)(4 - b)$

$\color {red} </p><p>\Large \underline {\underline {To \: find \: :}}$

Its product

$\color {red} </p><p>\Large \underline {\underline {Using Identity \: :}}$

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

$\color {red} </p><p>\Large \underline {\underline {Solution \: :}}$

$(4 + b)(4 - b)$

$= (4) {}^{2} - (b) {}^{2}$

$= 16 - {b}^{2}$

Hence, the product is 16 - b².