Use the graph of the function to estimate the x-intercepts.f(x) = 4x2 - 20x + 21
A. x = -3.5, x = -1.5
B. x = 1.5, x = 3.5
C. x = -29, x = 21
D. x = 6, x = 14
Answer: B
Mathematics
You might also like to view...
Solve the system of equations.7x + 7y + z = 1 x + 8y + 8z = 89x + y + 9z = 9
A. (0, 0, 1) B. (-1, 1, 1) C. (1, -1, 1) D. (0, 1, 0)
Mathematics
Sketch the graph of the equation. If the graph is a parabola, find its vertex. If the graph is a circle, find its center and radius.x = 4y2
A. vertex (4, 0)
B. vertex (0, 0)
C. vertex (0, 0)
D. vertex (0, 0)
Mathematics
Solve the equation.log4(x - 5) + log4(x - 11) = 2
A. {14} B. {13} C. {13, 3} D. {3}
Mathematics
Evaluate the definite integral.
A. 
- 2
B. 
- 1
C. 2
- 4
D. - 2
+ 4
Mathematics