Graph using a graphing utility and identify the x- and y-intercepts from the graph. Use the indicated graphing window dimensions.2x + 5y = 30 (window size [0, 15, 1] by [-10, 10, 1])
A. x-intercept = 15; y-intercept = -6
B. x-intercept = 4; y-intercept = 15
C. x-intercept = 15; y-intercept = 6
D. No x-intercept; y-intercept = 6
Answer: C
You might also like to view...
Find an equation for the parabola described.Focus at (0, -3); directrix the line x = -2
A. (x + 3)2 = 4(y + 1) B. (y + 3)2 = 4(x + 1) C. (x + 1)2 = 4(y + 3) D. (y + 3)2 = -4(x + 1)
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 equation is obtained: 
where x is the number of hours spent in the lab and y is grade on the test. Use this equation to predict the grade of a student who spends 8 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. 80.6 B. 73.7 C. 69.7 D. 75.3
Solve the problem.Marty's Tee Shirt & Jacket Company is to produce a new line of jackets with a embroidery of a Great Pyrenees dog on the front. There are fixed costs of $560 to set up for production, and variable costs of $29 per jacket. Write an equation that can be used to determine the total cost, C, encountered by Marty's Company in producing x jackets, and use the equation to find the total cost of producing 148 jackets.
A. $4864 B. $4844 C. $4852 D. $4832
Write the number in scientific notation.5,400,000
A. 5.4 x 106 B. 5.4 x 107 C. 5.4 x 10-7 D. 5.4 x 10-6