Find the y-intercept for the graph of the quadratic function.y + 9 = (x - 3)2
A. (0, 6)
B. (9, 0)
C. (0, -6)
D. (0, 0)
Answer: D
You might also like to view...
Write the complex number in trigonometric form, using degree measure for the argument.2
- 2i
A. 4(cos(-60°) + i sin(-60°)) B. 4(cos 30° + i sin 30°) C. 4(cos(330°) + i sin(330°)) D. 4(cos 150° + i sin 150°)
Solve the problem.The grade resistance F of a car traveling up or down a hill is modeled by the equation F = W sin ?, where W is the weight of the car and ? is the angle of the hill's grade (? > 0 for uphill travel, ? < 0 for downhill travel). A 2025-lb car has just rolled off a sheer vertical cliff (? = -90°). What is the car's grade resistance?
A. 0 lb B. -2025 lb C. 2025 lb D. undefined
Solve the equation. If there are no real solutions, write "no real-number solutions."r2 = -9
A. 3
B. ±3
C. 
D. no real-number solutions
Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.(2x - 3)(x + 4) ? 0
A. 
B. [-4, ?)
C. (-?, -4] ? 
D. 
