3 years ago

Find the exact value of the expression. Write the answer as a single fraction. Do not use a calculator.

1 answer:

8 0

Use the rule of SINE(A+B)= SINACOSB+COSASINB

:. SIN(23pi/4+11pi/6)

-add both fractions

:. SIN(138pi/24+44pi/24)

-Simplify

:.SIN(182pi/24)

And simplify again the fraction

:.SIN(91pi/12) ---------Final answer

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