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C. Evaluate the following functions 1. f(x) = 9x2 -5x + 18, x = 3 and x = -3​

Sagot :

Answer:

x1= 84

x2= 114

Step-by-step explanation:

f(x) = 9(3)²-5(3)+18

=84

f(x) = 9(-3)²-5(-3)+18

=114

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