Solve by trial.y ? 2 = 10
A. 6
B. 5
C. 4
D. 0
Answer: B
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Solve the problem.A study was conducted to compare the average time spent in the lab each week versus course grade for computer students. The results are recorded in the table below. By using linear regression, the following function is obtained: 
where x is the number of hours spent in the lab and y is grade on the test. Use this function to predict the grade of a student who spends 13 hours in the lab. Number of hours spent in lab Grade (percent) 10 96 11 51 16 62 9 58 7 89 15 81 16 46 10 51
A. 64.4 B. 60.4 C. 75.6 D. 67.0
List the critical values of the related function. Then solve the inequality.x - 3 > 
A. 
, 0, 
; 
? 
B. 
, 
; 
? 
C. 
, 0, 
; 
? 
D. No critical values; ?
Find the x- and y-intercepts of the graph of the given equation, if they exist. Then graph the equation.4y = -24 + 6x
A. x: 4; y: 6
B. x: 6; y: 4
C. x: -6; y: 4
D. x: 4; y: -6
Find the product.(-1)3(-4)4
A. -256 B. 48 C. 255 D. 256