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HELPP ME!!! What is f(3)?

HELPP ME!!! What is f(3)?-example-1
User Berenice
by
3.2k points

2 Answers

7 votes

Answer:

3(3)^2- 4(3) + 5 = 20

Explanation:

f(x) just means function so you plug in the value of x in the equation and solve.

User Inarighas
by
3.4k points
11 votes

Answer:


\huge\boxed{\sf f(3)=20}

Explanation:

Given function is:


f(x) =3x^2-4x+5

Put x = 3


f(3) =3(3)^2-4(3)+5\\\\f(3)=3(9)-12+5\\\\f(3)=27-12+5\\\\f(3)=15+5\\\\f(3)=20\\\\\rule[225]{225}{2}

User Christilyn Arjona
by
3.7k points