Question

Find the remainder when f(x)=x2 -9x + 20 is divided by x - 4.​

Answer 1

Answer:

0

Step-by-step explanation:

f(4)= 4*4-9*4+20

=16-36+20

=36-36=0

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Answer 2

x-4=0

x=4

Put in function

$f(x) = {x}^{2} - 9x + 20$

$f(4) = {4}^{2} - 9 \times 4 + 20$

$f(4) = 16 - 36 + 20$

$f(4) = - 20 + 20$

$f(4) = 0$

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