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5. What is the standard form the function (x) = 2x2 - 6+ 3x3 – 2x ?
A. f(x) = 2x2 – 2x + 3x3 - 6
B. f(x) = 3x3 + 2x2 – 2x - 6
C. f(x) = -2x + 2x2 + 3x3 - 6
D. f(x) = -2x + 3x3 – 6
6. Write down the maximum number of turning points on the graph of a polynomial function
of degree n:
A. n
B. n+1
C. n-1
D.-n+1
7. What polynomial function f (x) has roots of 2 and -4?
A. f(x) = x2 + 2x - 8
B. f(x) = x2 + 2x + 8
C. f(x) = x2 - 2x - 8
D. f(x) = -x2 + 2x - 8
8. What should be the value of k, such that when f(x) = x3 + 4x2 - kx + 1 is divided
by x + 1, the remainder will be 3?
A. 2
B. 1
C.-1
D.-2
TU
9. What is the quotient when P(x) = 3x4 - 2x3 + 5x2 - 4x - 2 is divided by 3x + 1?
A. x3 + x2 + 2x - 2
B. x3 - x2 - 2x - 2
C. x3 - x2 + 2x + 2
D. x3 - x2 + 2x - 2
EF MONGOLO I​