If f (x) = 3x^2-4 and g (x) = x+2, find (f-g) (x)

Question

Brindle

Mathematics

14 July, 00:17

If f (x) = 3x^2-4 and g (x) = x+2, find (f-g) (x)

+5

Answers (2)

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Memphis Dickson · Answer 1

F (x) = 3x^2-4

g (X) = x+2

(f-g) x=f (x) - g (x)

=3x^2-4-x-2

=3x^2-x-6

Bully · Answer 2

f (x) = 3x-4 g (x) = x+2

f (x) - g (x) = 3x-4-x-2

Gathering the terms in x together and the free ones together, the result will be:

f (x) - g (x) = (3x-x) + (-4-2) = 2x-6