Question

Find the value of f(x)=2x^2-3 at x=3​

Answer 1

Answer:

15

Step-by-step explanation:

f(3)=2x²-3

= 2(3)²-3

= 2(9)-3

= 18-3

=15

here is your answer

Answer 2

• f(3) = 2(3)^2 - 3

• f × 3 = 2 × 9 - 3

• f × 3 = 18 - 3

• f = 15/3

Therefore, f = 5