Let f be the function given by f (x) = 2cosx+1. what is the approximation for f (1.5)

Question

Mathematics

Nelson White

19 September, 16:51

Let f be the function given by f (x) = 2cosx+1. what is the approximation for f (1.5)

+5

Answers (1)

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Zander Wilcox · Answer 1

Function:

f (x) = 2 cos x + 1

Note: The values of x should be given in radians.

Therefore;

Substituting for x = 1.5 radians

f (1.5) = 2 Cos 1.5 + 1 ≈ 1.1415