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1 March, 03:23

Liana started to evaluate the function f (x) = 2x^2 - 3x + 7 for the input value 2.

f (x) = 2 (2) 2 - 3 (2) + 7

= 2 (4) - 3 (2) + 7

What is the value of the function when x = 2?

a) 9

b) 10

c) 16

d) 17

+3
Answers (1)
  1. 1 March, 03:31
    0
    The answer is a) 9

    f (x) = 2x² - 3x + 7

    x = 2

    f (2) = 2 * 2 ² - 3 * 2 + 7

    = 2 * 4 - 6 + 7

    = 8 - 6 + 7

    = 9
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