Step 1 Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because sine is negative in the third quadrant.Step 2 The exact value of is .Step 3 The result can be shown in multiple forms. Exact Form: Decimal Form:...
Find the exact value of the trigonometric function \cot(-\frac{5\pi}{4}) without using a calculator. If tan 2 = 4/3 for 0 , /2, find the exact value of sin without using a calculator. Find the exact value of the following. sin 210 degrees ...
Q. Find the Exact value of Sin 15 using trigonometry table values. Answer- sin15 ° can be written as, sin(45° -30°) sin15°= sin(45° -30°)= sin45° cos30°-cos45°sin30°, [using sin(X-Y)=sinXcosY-cosXsinY] or,sin15° = (1/√2×√3/2)- (1/2×1/√2) {...
The exact value ofcos(45)cos(45)is√2222. 12⋅√22+cos(30)sin(45)12⋅22+cos(30)sin(45) The exact value ofcos(30)cos(30)is√3232. 12⋅√22+√32sin(45)12⋅22+32sin(45) The exact value ofsin(45)sin(45)is√2222. ...
What is the exact value of sin (15 degrees)? Select one: a. 0.380 b. 2−3/2 c.2+3/2 d. 0.350 e. ImpossibleCompound angles:Compound angles are a part of trigonometry but not of basic trigonometry because it is hard to understa...
The exact value of sin 180 is zero. Sine is known to be one of the primary trigonometric functions which help in determining the angle or sides of a right-angled triangle. It is also called trigonometric ratio. If theta is an angle in a right-angled triangle, then sine theta is equal ...
( (sin)(2⋅ 150))Multiply( 2) by ( 150).( (sin)(300))Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because sine is negative in the fourth quadrant.( -(sin)(60))The exact value of ( (sin)(60)...
Find the exact value. sin 𝜽 = -2⎷13/13 where 3𝛑/2 ≤ 𝜽 < 2𝛑 Find tan2𝜽I am confused and would appreciate some help with work showing please.Follow • 1 Add comment 2 Answers By Expert Tutors Best Newest Oldest Sam Z. answered • 02/24/21 Tutor 4...
Answer to: Find the exact value of each expression. (a) sin(315 - 60) (b) sin(315) - sin(60) By signing up, you'll get thousands of step-by-step...
Question: 1. a) Find the exact value: sin(150)= cos(150)= b) sin(135)= cos(135)= c.) sin(1290)= cos(1290)= 1. a) Find the exact value: sin(150)= cos(150)= b) sin(135)= cos(135)= c.) sin(1290)= cos(1290)=...