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study help
mathematics
precalculus 1st
Questions and Answers of
Precalculus 1st
For the following exercises, state the reference angle for the given angle.−315°
For the following exercises, convert angles in radians to degrees. π/9 radians
For the following exercises, find the exact value of the given expression.tan π/4
For the following exercises, use Figure 15 to evaluate each trigonometric function of angle A.sec A 10 8 Figure 15 A
For the following exercises, use reference angles to evaluate the expression.sec 4π/3
For the following exercises, state the reference angle for the given angle.135°
For the following exercises, use Figure 15 to evaluate each trigonometric function of angle A.cot A 10 8 Figure 15 A
For the following exercises, convert angles in radians to degrees.−5π/4 radians
For the following exercises, find the exact value of the given expression.csc π/3
For the following exercises, use reference angles to evaluate the expression.csc 2π/3
For the following exercises, state the reference angle for the given angle.5π/4
For the following exercises, solve for the unknown sides of the given triangle. 7 B C b 30°
For the following exercises, convert angles in radians to degrees.π/3 radians
For the following exercises, find the exact value of the given expression.sec π/4
For the following exercises, use reference angles to evaluate the expression.cot 5π/3
For the following exercises, state the reference angle for the given angle.2π/3
For the following exercises, solve for the unknown sides of the given triangle. A 10 C a 60°
For the following exercises, convert angles in radians to degrees.−7π/3 radians
For the following exercises, use reference angles to evaluate the given expression. sec 11π/3
For the following exercises, use reference angles to evaluate the expression.tan 225°
For the following exercises, convert angles in radians to degrees.−5π/12 radians
For the following exercises, use reference angles to evaluate the given expression.sec 315°
For the following exercises, solve for the unknown sides of the given triangle. A 15√2 45°
For the following exercises, use reference angles to evaluate the expression.sec 300°
For the following exercises, use Figure 15 to evaluate each trigonometric function of angle A.cos A 10 8 Figure 15 A
For the following exercises, use reference angles to evaluate the expression.csc 5π/4
For the following exercises, refer to Figure 25. Round to two decimal places.For the following exercises, refer to Figure 26. Round to two decimal places.Find the arc length. 140° Figure 25 r = 3
Find the missing sides of the triangle. A с 60% B
For the following exercises, draw the angle provided in standard position on the Cartesian plane.State the domain of the sine and cosine functions.
For the following exercises, use Figure 15 to evaluate each trigonometric function of angle A.sin A 10 8 Figure 15 A
For the following exercises, state the reference angle for the given angle.240°
For the following exercises, use reference angles to evaluate the expression.sec 3π/4
For the following exercises, refer to Figure 25. Round to two decimal places.For the following exercises, refer to Figure 26. Round to two decimal places.Find the area of the sector.
For the following exercises, draw the angle provided in standard position on the Cartesian plane.Compute sine of 5π/4 .
Find the missing sides of the triangle ABC : sin B = 3/4 , c = 12
For the following exercises, use Figure 14 to evaluate each trigonometric function of angle A.cot A 4 A 10 Figure 14
For the following exercises, refer to Figure 25. Round to two decimal places.For the following exercises, refer to Figure 26. Round to two decimal places.Find the arc length. 140⁰ Figure 25 r
For the following exercises, find the exact value of each trigonometric function.sin 0
For the following exercises, use reference angles to evaluate the expression.tan 7π/4
For the following exercises, use Figure 14 to evaluate each trigonometric function of angle A.sec A 4 A 10 Figure 14
For the following exercises, use reference angles to evaluate the expression.cot 13π/6
For the following exercises, find the exact value of each trigonometric function.cos π/6
For the following exercises, draw the angle provided in standard position on the Cartesian plane.State the reference angle for 3π/4.
For the following exercises, draw an angle in standard position with the given measure.−4π/3
Which trigonometric functions are even?
For the following exercises, use Figure 14 to evaluate each trigonometric function of angle A.csc A 4 A 10 Figure 14
For the following exercises, use reference angles to evaluate the expression.csc 11π/6
For the following exercises, find the exact value of each trigonometric function.cos 0
For the following exercises, draw the angle provided in standard position on the Cartesian plane.State the reference angle for 300°.
For the following exercises, draw an angle in standard position with the given measure.−π/6
If cos t = √3/2 , find cos(t − 2π).
For the following exercises, use Figure 14 to evaluate each trigonometric function of angle A.tan A 4 A 10 Figure 14
For the following exercises, use reference angles to evaluate the expression.sec 7π/6
For the following exercises, find the exact value of each trigonometric function.cos π
For the following exercises, draw an angle in standard position with the given measure.22π/3
For the following exercises, use Figure 14 to evaluate each trigonometric function of angle A.cos A 4 A 10 Figure 14
If csc t = 0.68, what is the csc(−t)?
For the following exercises, use reference angles to evaluate the expression.tan 5π/6
For the following exercises, find the exact value of each trigonometric function.sin 3π/2
For the following exercises, draw the angle provided in standard position on the Cartesian plane.Find the exact value of cos π/4.
For the following exercises, draw an angle in standard position with the given measure.−120°
For the following exercises, use Figure 14 to evaluate each trigonometric function of angle A.sin A 4 A 10 Figure 14
For the following exercises, draw an angle in standard position with the given measure.−315°
Use reference angles to evaluate tan 210°.
For the following exercises, find the exact value of each expression.cot π/3
For the following exercises, find the exact value of each trigonometric function.sin π
For the following exercises, draw the angle provided in standard position on the Cartesian plane.Find the exact value of sin π/3.
Use reference angles to evaluate csc 7π/4.
For the following exercises, find the exact value of each expression.csc π/3
For the following exercises, find the exact value of each trigonometric function.sin π/6
For the following exercises, find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.c = 12, ∡ A = 45°
For the following exercises, draw the angle provided in standard position on the Cartesian plane.A car wheel with a diameter of 18 inches spins at the rate of 10 revolutions per second. What is the
For the following exercises, draw an angle in standard position with the given measure.415°
Find the exact value of tan π/3.
For the following exercises, find the exact value of each expression.sec π/3
For the following exercises, find the exact value of each trigonometric function.cos π/4
For the following exercises, find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.a = 5, ∡ A = 60°
For the following exercises, draw the angle provided in standard position on the Cartesian plane.Find the linear speed of a point on the equator of the earth if the earth has a radius of 3,960 miles
For the following exercises, draw an angle in standard position with the given measure.−π/10
Find the exact value of cot π/4.
For the following exercises, find the exact value of each expression.tan π/3
For the following exercises, find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.sin B = 1/√3 , a = 2
For the following exercises, draw the angle provided in standard position on the Cartesian plane.−π/3
For the following exercises, draw an angle in standard position with the given measure.π/2
State the range of the sine and cosine functions.
For the following exercises, find the exact value of each expression.cot π/4
For the following exercises, find the exact value of each trigonometric function.cos π/3
For the following exercises, find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.tan A = 100, b = 100
For the following exercises, draw the angle provided in standard position on the Cartesian plane.5π/4
For the following exercises, draw an angle in standard position with the given measure.5π/6
State the domain of the sine and cosine functions.
For the following exercises, find the exact value of each expression.csc π/4
For the following exercises, find the exact value of each trigonometric function.cos π/2
For the following exercises, find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.tan A = 5/12, b = 6
For the following exercises, draw the angle provided in standard position on the Cartesian plane.75°
For the following exercises, draw an angle in standard position with the given measure.7π/4
Compute sine of 240°.
For the following exercises, find the exact value of each expression.sec π/4
For the following exercises, find the exact value of each trigonometric function.sin π/3
For the following exercises, find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.sin B = 1/2, a = 20
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