Find the exact value of the expressionscos(a + B), sin(a + B) and tan(a + B) under the following conditions:4015B lies in quadrant II.sin(a) =a lies in quadrant I, and sin(B) :4117a. cos(a + B) =(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.)b. sin(a + B) =(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.)c. tan(a + B) =O(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.)

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Asked Feb 13, 2020
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Find the exact value of the expressions
cos(a + B), sin(a + B) and tan(a + B) under the following conditions:
40
15
B lies in quadrant II.
sin(a) =
a lies in quadrant I, and sin(B) :
41
17
a. cos(a + B) =
(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.)
b. sin(a + B) =
(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.)
c. tan(a + B) =O
(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.)
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Find the exact value of the expressions cos(a + B), sin(a + B) and tan(a + B) under the following conditions: 40 15 B lies in quadrant II. sin(a) = a lies in quadrant I, and sin(B) : 41 17 a. cos(a + B) = (Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.) b. sin(a + B) = (Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.) c. tan(a + B) =O (Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.)

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