PART III. Assessment Directions: Select the letter of the correct answer. Show solutions when needed. 1. Which of the following is a polynomial function? A. f(x) = 4x⁴+1 B. f (x)=_/x+3+x C. f(x) = x^1/6 + 4x²? D. f(x) = 5x^6+ 6x + 4 2. What should n be if f(x) = x" defines a polynomial function? A. Any number except B. any number C. an integer D. a non-negative integer 3. What is the leading coefficient of the polynomial 5x^9 + 4x^8+4x^5 + x^3+ x? A. 3 B.5 C. 8 D.9 4. What is the leading term of a polynomial P(x) = x (x + 2) (x +3)? A. x² B. X * C. 3x D. 62 5. What are the end behaviors of the graph of f(x) = -2x+x+3x3-4? A. Rises to the left and falls to the right B. Rises in both directions C. Fails in both directions D. Falls to the left and rises to the right 6. What is the behavior of the graph of y=x? (-1) along the x-axis? A. The graph crosses both (0,0) and (1,0) B. The graph crosses X-axis at (1,0) and is tangent to the x-axis at (0,0) C. The graph crosses x-axis at (0,0) and is tangent to the x--axis at (1,0) D. The graph is tangent to the x-axis at both (0,0) and (1,0). 7. How should the polynomial function f(x)=2x+x+3x+4 be written in standard form? A. f(x)=x+2x+3% +4 B. F(x)=4+3x+2x+x C. f(x)=3x+x+2x+4 D. f(x)=4+2x+x+3x 8. What is the degree of the polynomial function f(x)=x*(x-3)(x-4)?? A.5 B.4 C.3 D.O 9. A car manufacturer delemined that its prof P, in thousands of pesos, can be modelled by the antion 0.000125x⁴+x-3, where x represents the number of cars sold. What is the profit (in thousands) at x = 250 A. Php 101.25 B. Php 488,528.25 C.Php 5,265,000.00 D. Php 10,126,297.00
10. A demogrecher predicts that the population (P) of a town t years from now can be modeled by function P(t)=6t⁴ =5t³+200t+12, 000. What will be the population of the town 3 years from now? A. 12 456 B. 12 951 C. 124 560 D. 1 295 100
PAHELP PO TY, WAG MO SAGUTAN KUNG DI MO ALAM ANG SAGOT.
