Use a calculator to find each of the following. Round all answers to four places past thedecimal point.   tan 42 0  15'

Q: Solve each equation to the nearest tenth. tan(arctan(0.7) Answer:

A: Make the right angled triangle for  arctan(0.7)

Q: Given tan 0 = V3 and you are in Quadrant III , find the exact value of csc 0

A:

Q: Use a calculator to approximate the value of each expression, if possible.       a. arctan(−8.45)…

A: Use a calculator, to approximate the value of each expression : (a).              arctan(-8.45)…

Q: Evaluate the expression under the given conditions. tan(? + ?); cos(?) = − 1/3, ? in Quadrant III,…

A: cos(x) = -1/3   , x in  iii quadrant    Thus, as cos(109.4712°) = -1/3  Hence, in third quadrant, it…

Q: Use a calculator to find an approximate value for each expression,rounded to two decimal places.…

A: Given: cos-145 To Find: To evaluate the given expression.

Q: Find the five other trig functions if sin θ = -2/3 and θ is in quadrant IV. Put all answers in exact…

A: sinθ=-23

Q: "nd tan(2A), if tan(A) 12 and A is in quadrant 2. 5

A: Given that:tanA=-125To find tan2A

Q: Find the exact value. Given that sin e with 0 in quadrant IV, find cos 20.

A:

Q: Use the given information to find the exact value of a. sin 20, b. cos 20, and c. tan 20. 28 O lies…

A:

Q: Complete the steps by applying trig identities to show that the left hand side of the equation is…

A: We have to prove the following statement -  1-sin2xcot2x = sin2x

Q: Use the given information to find the exact value of each of the following. a. sin 20 b. cos 20 c.…

A:

Q: ind the values of θ in degrees (0° < θ < 90°) and radians (0 < θ < π/2) without using a…

A: First we find tan theta from cot theta.

Q: Use the given information to find the exact value of a. sin 20, b. cos 20, and c. tan 20. 20 O lies…

A: Given: cosθ=2029, θ lies in quadrant IV We know that 1+cos2x=2cos2x…

Q: Use a calculator to find each of the following. Round all answers to four places past thedecimal…

A: Givencot (31°)

Q: Use the given below to answer #s 33-35 40 and 0 is in Quadrant IV, then sin 0 =and tan 0 = 6. If cos…

A:

Q: If tan A= 2.12, what is the value of cot A rounded to the nearest tenth

A:

Q: Find the value of sin B rounded to the nearest hundredth, if necessary. 13 12

A:

Q: Refer to figure below. 20 Find sin(0), cos(0), and tan(0) if c = 29

A: Given,            A triangle ABD is shown below :            c=2029

Q: Use the given information to find the exact value of each of the following. a sin 20 b cos 20 C. tan…

A:

Q: Use a calculator to find the approximate value of each expression rounded to two decimal places. cos…

A: Explanation: Given that,

Q: use a calculator to find the approximate value of each expression rounded to two decimal places.

A: To evaluate: cos-1(23) Solution: cos-1(23) On calculating we get:…

Q: Find the value, correct to 3 decimal places for each expression: (a) sec(arctan(2)) (b) cos(2 sin())…

A:

Q: Use the given information to find the exact value of a. sin 20, b. cos 20, and c. tan 20. 28 cos 0 0…

A: Given,

Q: Find the quadrant in which θ lies from the information given. csc(θ) < 0   and   cos(θ) < 0

A:

Q: alues of the sine and cosine functions for 20

A:

Q: Use a calculator to find each of the following. Round all answers to four places past thedecimal…

A: Given tan 87.32  0

Q: Find the length to three significant digits of the arc intercepted by a central angle 0 in a circle…

A: Given that: Radius of the circle, r=10.6 cmθ=8π9 radians

Q: Find the exact value of each expression, if it is defined. (If an answer does not exist, enter DNE.)…

A:

Q: Use the given information as sin θ = 15/17, θ lies in quadrant II to find the exact value of each of…

A: Given:sinθ=1517cosθ=1-sin2θasin2θ=2 sinθ cosθbcos2θ=2 cos2θ-1ctan2θ=sin2θcos2θ

Q: Given that csc(0) = –V5 and 0 is in Quadrant IV, what is tan(0)? Write your answer in exact form. Do…

A:

Q: Use the information given below to find tan (a -B). 3 sina ==, with a in quadrant I 3 with B in…

A:

Q: Write cos 0 in terms of sin 0, for 0 in quadrant III.

A:

Q: figure below, at what angle 0 should she navigate to go to Island C? Island C 13 miles 11 miles 14…

A: .

Q: Evaluate the expression under the given conditions. tan(20); cos(0) e in Quadrant I 13

A:

Q: a. sin 20 b. cos 20 C. tan 20 24 sin 0 = O lies in quadrant III 25

A:

Q: Use the given information to find the exact value of each of the following. a. sin 20 b. cos 20 c.…

A: Given, cotθ=13

Q: Find cos(2A), if sin(A) = 45 53' and A is in quadrant 3.

A:

Q: Use the given information and a calculator to find 0 to the nearest tenth of a degree, if 0° s0<…

A: Given that cos(θ)=-0.3559 with θ in Quadrant III(QIII)         Where 0°≤θ≤360°

Q: Find the exact value. Given that sin 0 = - with 0 in quadrant IV, find cos 20. %3D 25

A:

Q: Find tan(2A), if tan(A) = 7 and A is in quadrant 4. 24 %3D

A: tan(A)=-724  and A is in quadrant IV.

Q: If sint = and t is in quadrant III, find the value 13 %3D of cos t.

A:

Q: If t= 7π/6 find the point (x,y) on the unit circle that corresponds to the real number t. Calculate…

A: Look at the unit circle figure below:

Q: Find cos(2A), if sin(A) and A is in quadrant 3. 41

A:

Q: 5 and if the terminal point determined byt is in Quadrant III, find tan t cot t + csc t. 13 If cos t

A: the value of tan  ,cot and cosec functions in third quadrant positive, positive and negative…

Q: Use your calculator to find the following to FOUR decimal places. a. Sin 70 =| b. Cos 32 = c. Tan 14…

A: Since you have asked multiple questions in a single request so we will be answering only first…

Q: Find the period of  y = 3 cot (x/4)         8pi

A: Given: The equation y = 3 cot(x/4)   To determine: The period of the equation y = 3cot(x/4)

Q: Use a calculator to find each of the following. Round all answers to four places past thedecimal…

A: Givencot(29°)

Q: 4. s in quadrant C

A:

Q: Use a calculator to find each of the following. Round all answers to four places past thedecimal…

A: sec45°54'

Q: Use the given information and a calculator to find e to the nearest tenth of a degree, if 0° s0 <…

A: According  to the problem, We have

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.