Solve the system.
A. x = 3, y = 4, z = 5
B. x = 5, y = 4, z = 3
C. No solution
D. x = 3, y = 5, z = 4
Answer: A
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Use the table of values of f to estimate the limit.Let f(x) = 
, find 
f(x).
A. 
; limit = -0.25
B. 
; limit = 0.15
C. 
; limit = 0.25
D. 
; limit = 0.35
Solve the problem.If f varies jointly as q2 and h, and f = -64 when q = 4 and h = -2, find k.
A. k = 2 B. k = -2 C. k = 6 D. k = 4
Use a graphing calculator to estimate the local maximum and local minimum values of the function to the nearest hundredth.y = 3x3 - 4x2 - 6x + 2
A. Local max: (-0.48, 3.68); local min: (1.38, -6.15) B. Local max: (-0.48, 3.63); local min: (1.38, -6.01) C. Local max: (-6.01, 1.38); local min: (3.63, -0.48) D. Local max: (-0.44, 3.61); local min: (1.45, -5.97)
Solve the problem.The sum of the angles of a triangle is 180°. Find the three angles of the triangle if one angle is three times the smallest angle and the third angle is 30° greater than the smallest angle.
A. 30°, 90°, 60° B. 21°, 63°, 96° C. 12°, 42°, 126° D. 12°, 36°, 132°