Find the exact value of the expressions cos(a + B), sin(a + B) and tan(a + B) under the following conditions: 24 sin(a) = a lies in quadrant I, and sin(B) = B lles in quadrant II. %3! 25

Q: - Find the exact value of tan cos 8.

A: tancos-1-78

Q: 3 sin B =- 5 5 0< A<- 13 Зл find the following: 3. If cos A = and t <B<- a. cos(A+B) b. sin(A+B)

A: topic - trigonometric identities cos(A+B)=cosAcosB-sinAsinB

Q: Find the remaining trigonometric functions of theta if sin theta = 1/2 and terminates it

A: Given: sinθ=12 we know that sinθ is positive in first and second quadrant if, θ is in first quadrant…

Q: what is the degrees of cos θ/2 = 1

A:

Q: Evaluate without using a calculator: 7.1 sin 150° 7.2 cos 300° 7.3 tan 390° 7.4 cos 210° + sin 120°

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: determine which of the two values is greater.a. tan 1 or tan 2 b sin 1 or tan 1 c. cos 2 or sin 2

A: a) tan(1) or tan(2) :       We find exact values of tan(1) and  tan(2) on calculator,…

Q: 1. Calculate each value, and draw a version of the Most Important Diagram that demonstrates your…

A: As per the instruction, we are answering only the first 3 subparts. For (a), arccos-12=2π3 Note:

Q: Find the value of -1 tan cos + tan

A:

Q: The Equivalent expression of (cos 3A) / (sin A cos A) is ?

A:

Q: Find cos 2a if 4 sin a - COS a = 3. 2 sin a + COS a

A: −53​Explanation:Click shift solve then equals.

Q: Find the exact value of the expression cos 11π/6. Do not use a calculator.

A: To find the exact value of the expression,cos11π6. Solution: The given expression is , cos11π6…

Q: a) Simplify the following expression. cos cos '(2x)+ si

A:

Q: Evaluate. cos 2a if sin 3α = 2 sin a α

A: Final answer and explanation are clearly mentioned in the next section.Explanation:Please let me…

Q: Evaluate. cos 2a if sin 3α = 2 sin a α

A: Answer The value of  cos(2α)=1   or   cos(2α)=21​Explanation:  Step 1: We have given…