Mathematics, 17.04.2020 23:04 ryleerenae52

In the following problem, the expression is the right side of the formula for cos (α−β )with particular values for α and β.

cos(5π/12)cos(π/6)+sin(5π/12)sin(π/ 6)

a. The value of α is:
The value of β is:

b. Write the expression as the cosine of an angle.
c. Find the exact value of the expression.

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