Solve the right triangle for all missing sides and angles to the nearest tenth.
b = 23B = 26°47'
A. A = 63°13', c = 51, a = 25.8
B. A = 63°13', c = 51.6, a = 25.7
C. A = 63°13', c = 25.8, a = 51
D. A = 63°13', c = 51, a = 45.6
Answer: D
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Find the intervals on which the function is continuous.y = 
A. discontinuous only when x = -3 or x = 4 B. discontinuous only when x = 3 or x = 4 C. discontinuous only when x = 3 D. discontinuous only when x = -4 or x = 3
Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves about the given lines.y = 4x,
y = x2; revolve about the y-axis
A. 
?
B. - 
?
C. 
?
D. 
?
Add.359.973 15.592
A. 378.563 B. 378.463 C. 378.473 D. 378.573
Use a calculator to find the approximate value. Express your answer in degrees rounded to two decimal places.cos-1 (0.45)
A. 53.49° B. 24.23° C. 26.74° D. 63.26°