10. What is the value of f(2) if f(x) = x3 – 2x2 – 1?
A. 1
B.-1
C. -2
D. -3
11. How many times will the graph of the function f(x) = x(x - 1)(x − 2)(x – 3) crosses
the x - axis?
A. once
B. twice
C. thrice
D. four times
12. From the choices, which polynomial function in factored form
represents the given graph?
A. y = (x + 1)(x - 1)(x - 3)
B. y = (x + 1)(x - 1)(x + 3)
C. y = (x + 1)(x + 1)(x - 3)
D. y = (x + 1)(x - 1)(x - 3)(x + 3)
13. What is the lowest possible degree for the polynomial function
whose graph is shown at the right?
A. 2
B. 3
C. 4
D. 5
I
بلینم
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14. If you will draw the graph of y = (x + 2)2(x - 3), how will the
graph behave at the x axis?
A. The graph crosses both (-2,0) and (3,0).
B. The graph is tangent to the x axis at both (-2,0) and (3,0).
C. The graph crosses (2,0) and is tangent to the x axis at (3,0).
D. The graph crosses (3,0) and is tangent to the x axis at (-2,0).
15. Your brother asks your help in drawing a rough sketch of the graph of
y=
-(2x3 + 1)(x2 - 2) by means of Leading Coefficient Test. How will you explain the
behavior of the graph?
A. The graph is rising to both left and right.
B. The graph is falling to both left and right.
C. The graph is rising to the left and falling to the right.
D. The graph is falling to the left and rising to the right.
16. A car manufacturer determines that its profit P, in thousands of pesos can be modeled by
the function P(x) = 0.003x3 + x - 5, where x represents the number of cars sold. What
is the profit at x=300?
A. Php 295.90 B. Php 297.70 C. Php 81,295.00 D. Php 81,300.00​