Solve the equation. If the solutions involve square roots, give both the exact solutions and the approximate solutions to three decimal places.x2 - x = 56
A. -7, -8
B. 1, 56
C. 7, 8
D. -7, 8
Answer: D
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Write an equation for the graph of the sine or cosine curve.
A. y = 
cos (12x)
B. y = 
cos (6x)
C. y = 
cos 
D. y = 
cos 
Find the limit.
A. 
B. ?
C. - 
D. 0
Find the domain and range of the inverse of the given function.f(x) = 
x - 9
A. Domain: (-?, 6) ? (6, ?); range: all real numbers B. Domain and range: (-?, 6) ? (6, ?) C. Domain: (-?, 9) ? (9, ?); range: (-?, 6) ? (6, ?) D. Domain and range: all real numbers
Two sides and an angle (SSA) of a triangle are given. Determine whether the given measurements produce one triangle, two triangles, or no triangle at all. Solve each triangle that results. Round lengths to the nearest tenth and angle measures to the nearest degree.B = 94°, b = 4, a = 25
A. A = 48°, C = 39°, c = 33 B. A = 47°, C = 39°, c = 29 C. A = 46°, C = 39°, c = 31 D. no triangle