Use the horizontal-line test to determine whether the function is one to one.
A. No
B. Yes
Answer: B
Mathematics
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Solve the equation in the interval [0°, 360°). Give solutions to the nearest tenth, if necessary.csc ? = 1 + cot ?
A. ? B. {270°} C. {90°, 270°} D. {90°}
Mathematics
Solve the system of linear equations. x + 5y = 10 2x + 6y = 12
A. (0, 2) B. (-2, 0) C. No solutions D. (1, 1)
Mathematics
Solve the problem.The floor of a rectangular room is to be tiled with 
foot square tiles along a 10
foot wall. How many tiles will be needed along the wall?
A. 31
tiles
B. 30
tiles
C. 3
tiles
D. 35 tiles
Mathematics
Find the period of the wave whose frequency is 4.8 kHz.
A. 0.26 ?s B. 0.21 ms C. 0.26 ms D. 0.26 s E. 0.21 s
Mathematics