Sketch the graph of the equation. Identify the vertex and the intercepts.y = x2 - 5x + 1
A. vertex: 
;
x-intercepts: 
;
y-intercept: (0, 1)
B. vertex: (2, -9);
x-intercepts: (-1, 0) and (5, 0);
y-intercept: (0, -5)
C. vertex: 
;
x-intercepts: 
;
y-intercept: (0, 1)
D. vertex: (0, 1);
x-intercepts: none;
y-intercept: (0, 1)
Answer: C
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Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 0 and x = 3 using the "midpoint rule" with two rectangles of equal width.
A. 16.875 B. 3.375 C. 12.5 D. 8.4375
Write the complete factored form of the polynomial f(x), given the indicated zero.f(x) = 3x3 + 7x2 - 18x + 81 is a zero.
A. f(x) = 3
(x + 4)(x - 1)
B. f(x) = 
(x + 4)(x - 1)
C. f(x) = 
(x + 4)(x - 1)
D. f(x) = 3
(x + 4)(x - 1)
Graph the system of inequalities.x - 2y ? 2 x + y ? 0
A. 
B. 
C. 
D. 
Simplify each side of the equation and then solve. Check your solution.-3x - 9x - 2x = -126
A. - 
B. 
C. 9
D. -9