Express the given angle as a + B, where sin a and sin ß are known...
Find sin 105° first using a difference identity and then using a half-angle identity. Then compare the results. Which expression is a difference identity applied to sin 105°? Choose the correct answer. O A. sin 135º cos 30° + cos 135° sin 30° OB. sin 135° sin 30° - cos 135º cos 30° O c. sin 135° sin 30° + cos 135º cos 30° OD. sin 135ºcos 30° - cos 135º sin 30°
and a b. Construct a cumultive erente ovon Choose the comect cumulative encentae ooom b ос. Cost of Electricity 195 107 159 199 176 152 98 152 199 144 841 150 190 85 125 164 110, 155 206 126 170 141 151 207 172 126 127 140 163 114 167 91 151 113 156 207 85 172 135 13 152 11140 113 121 141 190 91 156 154 157 135 140 185 173 142151 137 185 163126 84 Print Done...
Use the appropriate reciprocal identity to find the exact value of csc o for the given value of sin e sin = - csc 01 (Type an integer or a fraction. ) Enter your answer in the answer box. Identify the quadrant(s) of an angle that satisfies the given conditions. cos > 0, sec 0 > 0 Choose the correct answer below. O A. I and IV OB. I and III O C. II and III OD. III and IV...
Use the elimination method to find a general solution for the given inear system, where differentiation is with respect to t. 3x +2y = 0 x- yo Eliminato x and solve the remaining differential equation for y. Choose the correct answer below. O AY) - Cocos (-74) OB. y)=C O c. y)-C sin (-70) OD YN-C2- O E. The system is degenerate Now find so thatxt) and the solution for yt) found in the previous stop are a general solution...
Sin t and cost are given. Use identities to find the indicated value. Where necessary, rationalize denominators. Find cott sine - cost- OA. 37 OB. - ANT OC - OD. Convert the angle in radians to degrees. Round to two decimal places. Use t = 3.1416. - 5.65 radians O A. -0.10° O B. - 323.72° O c. - 324. 22° OD. -0.27°
Sketch an angle o in standard position such that has the least possible positive measure, and the point (-1,73) is on the terminal side of O. Then find the values of the six trigonometric functions for the angle. Rationalize denominators if applicable. Do not use a calculator. Choose the correct graph below. OA. OB. O C. OD HHX Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. sin 0 =
Identify the quadrant(s) of an angle o that satisfies the given conditions. tan 0<0, cot 0<0 Choose the correct answer below. O A. III OB. IV OC. I OD. II and IV
The following tegenstagram represents the core of a random sa of severth-grade dents Os are measured to the nearest whole number. The frequency of each class is wove each rectangle Use the higram to wwersporta) Pool ON osobo (a) How many students were sampled idents Delamine the class with The class width is (c) identify the classes and the frequencies. Choose the correct answer below OA 60-70, 1:70-80, 380-90, 12, 90-100, 45: 100-110, 12, 110-120, 41; 120-130, 33; 130-140, 7140-150,...
Find the complement and the supplement of the given angle. 24° The complement of the angle is º The supplement of the angle isº 1 What is wrong with the statement tan 90º = cot 900? Choose the correct answer below. 1 OA. Because tan 07 coto O B. 1 Because cot 90º = 0, cot 90° and consequently tan 90° are undefined. O C. Because cot 90° does not exist Perform the calculation. 48°23'-15°38' 48°23' – 15°38'=D'O (Simplify your...
Find a cofunction with the same value as the given expression. sin 33° Select the correct choice below and fill in the answer box to complete your choic (Simplify your answer. Type any angle measures in degrees. Do not include the 0 O A. sin 33° = cot O B. sin 33° = CSC 0 O C. sin 33° = sec o OD. sin 33° = cos O E. sin 33° = tan 0