Question

what are the factors of
16x²-49

Answer 1

here is your solution

$=>16x { }^{2} - 49 \\ =>(4x) {}^{2} - (7) {}^{2} \\ =>(4x - 7)(4x + 7)$

Note :-

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

Hope it helps you

Answer 2

$\pink{\underline{\huge{\underline{Hola\:!!}}}}$

$<b><i>Solution:$

16x² - 49

=> (4x)² - (7)²

Using identity :

a² - b² = (a + b) (a - b)

=> (4x)² - (7)²

=> (4x + 7) (4x - 7)

Thanks for the question!!

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