Find the function value.Let f(x) = 
x. Find f(-2).
A. -12
B. 
C. - 
D. 36
Answer: D
Mathematics
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Solve the triangle.a = 8, c = 9, B = 105°
A. b = 16.4, A = 37°, C = 38° B. b = 13.5, A = 35°, C = 40° C. b = 19.3, A = 33°, C = 42° D. no triangle
Mathematics
Solve using elimination.
A. x = 2, y = -3; x = -2, y = 3 or (2, -3), (-2, 3) B. x= 1, y = 3; x = 1, y = -3; x = -1, y = 3; x = -1, y = -3 or (1, 3), (1, -3), (-2, 3), (-2, -3) C. x = 1, y = 3; x = -1, y= -3 or (1, 3), (-1, -3) D. x = 2, y = 3; x = 2, y = -3; x = -2, y = 3; x = -2, y = -3 or (2, 3), (2, -3), (-2, 3), (-2, -3)
Mathematics
Determine whether the lines through each pair of points are parallel.(3, -8) and (-17, -18); (4, 6) and (-6, 1)
A. not parallel B. parallel
Mathematics
Find the term a?? of the geometric sequence -5, 10, -20, . . .
A) 1024 B) 10,240 C) -5120 D) -2048
Mathematics