Question

Find the zero of the polynomial f(x) = -7x+21 is

Answer 1

this is your answer mate

Answer 2

Answer:

$f(x) = - 7x + 21$

Checking for factors of 21 :

21 = 3 & 7

Let,

$g(x) = 3$

$f(x) = - 7(3) + 21$

$f(x) = - 21 + 21$

$f(x) = 0$

Therefore, the zero of the p(x) is 3

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NaVila11

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