Fill in the blank with one of the words or phrases listed below.
In a system of linear equations in two variables, if the graphs of the equations are the same, the equations are 
equations.
A. addition
B. dependent
C. inconsistent
D. independent
Answer: B
Mathematics
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Simplify the expression. The result will be one of sin x, cos x, tan x, cot x, sec x, csc x.
A. tan x B. sec x C. cot x D. cos x
Mathematics
Write the rate as a fraction in simplest form.A biker travels 518 miles in 35 hours.
A. 
B. 
C. 
D. 
Mathematics
The base salary of a salesman working on commission is $11,000. For each $100,000 of sales beyond $100,000 he is paid a $2,000 commission. Sketch a graph showing his earnings as a function of the level of his sales x. ?
A. ?
B. ?
C. ?
Mathematics
Find the real zeros of the function. List the x-intercepts of the graph of the function.Q(x) = (-5x + 4)2 - 2(-5x + 4) - 24
A. x = - 
, x = 
B. x = -4, x = 6
C. x = 0, x = - 2
D. x = 
, x = - 
Mathematics