Question

If f (x) = 2/3x² + 8x, what is the value of f(6)?
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Answer 1

72

Explanation:

replace the variable of x with 6 in the equation.

Answer 2

72

to evaluate f(6) substitute x = 6 into f(x). f(6)=23×(6) 2+(8×6). ×x=23 1×36 12+48. ×x=24+48=72.