Problem 1AYU: .
Problem 2AYU: sin22=2. Problem 3AYU: .
Problem 4AYU: True or False
Problem 5AYU: True or False sin( 2 ) has two equivalent forms: 2sincos and si n 2 co s 2 Problem 6AYU: True or False
Problem 7AYU: If , then which of the following describes how the value of is related to the value of ?
(a) ... Problem 8AYU: Choose the expression that completes the Half-angle Formula for cosine functions: cos 2 = _________... Problem 9AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 10AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 11AYU: In problem 9-20 , use the information given about the angle , , to find the exact value of
Problem 12AYU: In problem 9-20 , use the information given about the angle , , to find the exact value of
Problem 13AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 14AYU: In problem 9-20 , use the information given about the angle , , to find the exact value of
Problem 15AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 16AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 17AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 18AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 19AYU: In problem 9-20, use the information given about the angle , 02, to find the exact value of... Problem 20AYU: In problem 9-20 , use the information given about the angle , , to find the exact value of
Problem 21AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
Problem 22AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
Problem 23AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
Problem 24AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
Problem 25AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
Problem 26AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression. sin 195 Problem 27AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
... Problem 28AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
... Problem 29AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
... Problem 30AYU: In Problems 21-30, use the Half-angle Formulas to find the exact value of each expression.
... Problem 31AYU: In Problems 31-42, use the figures to evaluate each function, given that , , and .
Problem 32AYU: In Problems 31-42, use the figures to evaluate each function, given that f( x )=sinx , g( x )=cosx ,... Problem 33AYU: In Problems 31-42, use the figures to evaluate each function, given that f( x )=sinx , g( x )=cosx ,... Problem 34AYU: In Problems 31-42, use the figures to evaluate each function, given that , , and .
Problem 35AYU: In Problems 31-42, use the figures to evaluate each function, given that f( x )=sinx , g( x )=cosx ,... Problem 36AYU: In Problems 31-42, use the figures to evaluate each function, given that f( x )=sinx , g( x )=cosx ,... Problem 37AYU: In Problems 31-42, use the figures to evaluate each function, given that f( x )=sinx , g( x )=cosx ,... Problem 38AYU: In Problems 31-42, use the figures to evaluate each function, given that , , and .
Problem 39AYU: In Problems 31-42, use the figures to evaluate each function, given that f( x )=sinx , g( x )=cosx ,... Problem 40AYU: In Problems 31-42, use the figures to evaluate each function, given that , , and .
Problem 41AYU: In Problems 31-42, use the figures to evaluate each function, given that , , and .
Problem 42AYU: In Problems 31-42, use the figures to evaluate each function, given that , , and .
Problem 43AYU: Show that sin 4 = 3 8 1 2 cos( 2 )+ 1 8 cos( 4 ) Problem 44AYU: Show that sin( 4 )=( cos )( 4sin8 sin 3 ) . Problem 45AYU: Develop a formula for cos(3) as a third-degree polynomial in the variable cos. Problem 46AYU: 46. Develop a formula for as a fourth-degree polynomial in the variable.
Problem 47AYU: Find an expression for sin( 5 ) as a fifth-degree polynomial in the variable sin . Problem 48AYU: Find an expression for as a fifth-degree polynomial in the variable .
Problem 49AYU:
Problem 50AYU: establish each identify. cot-tan cot+tan =cos( 2 ) Problem 51AYU: establish each identify.
Problem 52AYU: establish each identify.
Problem 53AYU: establish each identify.
Problem 54AYU: establish each identify. csc( 2 )= 1 2 seccsc Problem 55AYU: establish each identify. cos 2 ( 2u ) -sin 2 ( 2u )=cos( 4u ) Problem 56AYU: establish each identify.
Problem 57AYU: establish each identify. cos( 2 ) 1+sin( 2 ) = cot-1 cot+1 Problem 58AYU: 58. Establish this identity.
Problem 59AYU: establish each identify. sec 2 2 = 2 1+cos Problem 60AYU: establish each identify.
Problem 61AYU: establish each identify. cot 2 v 2 = secv+1 secv-1 Problem 62AYU: establish each identify.
Problem 63AYU: establish each identify. cos= 1 -tan 2 2 1 +tan 2 2 Problem 64AYU: establish each identify.
Problem 65AYU: establish each identify. sin( 3 ) sin cos( 3 ) cos =2 Problem 66AYU: establish each identify. cos+sin cossin cossin cos+sin =2tan( 2 ) Problem 67AYU: establish each identify. tan( 3 )= 3tan tan 3 13 tan 2 Problem 68AYU: establish each identity.
Problem 69AYU: establish each identity.
Problem 70AYU: establish each identity.
Problem 71AYU: solve each equation on the interval 02 . cos( 2 )+6 sin 2 =4 Problem 72AYU: solve each equation on the interval .
Problem 73AYU: solve each equation on the interval.
Problem 74AYU: solve each equation on the interval 02 . sin( 2 )=cos Problem 75AYU: solve each equation on the interval .
Problem 76AYU: solve each equation on the interval .
Problem 77AYU: solve each equation on the interval .
Problem 78AYU: solve each equation on the interval 02 . cos( 2 )+5cos+3=0 Problem 79AYU: solve each equation on the interval 02 . tan( 2 )+2sin=0 Problem 80AYU: solve each equation on the interval .
Problem 81AYU: find the exact value of each expression.
Problem 82AYU: find the exact value of each expression. sin[ 2 sin 1 3 2 ] Problem 83AYU: find the exact value of each expression.
Problem 84AYU: find the exact value of each expression.
Problem 85AYU: find the exact value of each expression.
Problem 86AYU: find the exact value of each expression. tan( 2 tan 1 3 4 ) Problem 87AYU: find the exact value of each expression. sin( 2 cos 1 4 5 ) Problem 88AYU: find the exact value of each expression.
Problem 89AYU: find the exact value of each expression. sin 2 ( 1 2 cos 1 3 5 ) Problem 90AYU: find the exact value of each expression.
Problem 91AYU: find the exact value of each expression. sec( 2 tan 1 3 4 ) Problem 92AYU: find the exact value of each expression. csc[ 2 sin 1 ( 3 5 ) ] Problem 93AYU: find the real zeros of each trigonometric function on the interval .
Problem 94AYU: find the real zeros of each trigonometric function on the interval 02 . f( x )=cos( 2x )+cosx Problem 95AYU: find the real zeros of each trigonometric function on the interval 02 . f( x )=cos( 2x )+ sin 2 x Problem 96AYU: Constructing a Rain Gutter A rain gutter is to be constructed of aluminum sheets 12 inches wide.... Problem 97AYU: Laser Projection In a laser projection system, the optical angle or scanning angle is related to... Problem 98AYU: Product of Inertia The product of inertia for an area about inclined axes is given by the formula
... Problem 99AYU: Projectile Motion An object is propelled upward at an angle , 45 90 , to the horizontal with an... Problem 100AYU: Sawtooth Curve An oscilloscope often displays a sawtooth curve. This curve can be approximated by... Problem 101AYU: Area of an Isosceles Triangle Show that the area A of an isosceles triangle whose equal sides are of... Problem 102AYU: Geometry A rectangle is inscribed in a semicircle of radius 1 See the illustration. (a) Express the... Problem 103AYU: Area of Octagon PartI The area A of a regular octagon is given by the formula A=8r2tan8, where r is... Problem 104AYU: Area of Octagon Part II Refer to the figure for Problem 103. The area A of a regular octagon is... Problem 105AYU: If x=2tan, express sin(2) as a function of x. Problem 106AYU: If x=2tan, express cos(2) as a function of x. Problem 107AYU: Find the value of the number C:
Problem 108AYU: Find the value of the number C : 1 2 cos 2 x+C= 1 4 cos( 2x ) Problem 109AYU: If , show that .
Problem 110AYU: If z=tan 2 , show that cos= 1 z 2 1+ z 2 . Problem 111AYU: Graph f( x )= sin 2 x= 1cos( 2x ) 2 for 0x2 by using transformations. Problem 112AYU: Repeat Problem 109 for .
Problem 113AYU: Use the fact that cos 12 = 1 4 ( 6 + 2 ) to find sin 24 and cos 24 . Problem 114AYU: Show that cos 8 = 2+ 2 2 and use it to find sin 16 and cos 16 . Problem 115AYU Problem 116AYU:
Problem 117AYU: For , find m such that there is exactly one real solution for , .†
Problem 119AYU: Find an equation of the line that contains the point ( 2,3 ) and is perpendicular to the line y=2x+9... Problem 120AYU: Graph f( x )= x 2 +6x+7 . Label the vertex and any intercepts. Problem 121AYU: Find the exact value of.
Problem 122AYU: Graph y=2cos( 2 x ) . Show at least two periods. format_list_bulleted