Question

Find the product using suitable identity. (7p-6q) (7p+6q)​

Answer 1

Answer:

49p² -36q²

Step-by-step explanation:

(7p-6q) (7p+6q)

= (7p)² - (6q)² [(a-b)(a+b)=a² -b²]

=49p² -36q²

Hope it helps!!!!

Answer 2

$\huge\tt\colorbox{pink}{\color{navy}{AnSwEr}}$

$= (7p - 6q)(7p + 6q)$

$= {(7p)}^{2} - {(6q)}^{2}$

${=}\bold\color{navy}{ \: 49 {p}^{2} - 36 {q}^{2} }$

Used Identity :

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