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1. if P (-2) = 0, which of the following statements is true about P (×)?
a. x + 2 is a factor of P (x) = 0
b. 2 is a root of P (x) = 0
c. P(x) = 0 has two negative roots
d. P (0) = —2

2. find a cubic polynomial equation with roots P —2,2 and 4.
a.x³ + 4x + 16 = 0
b. x³ —4x² — x + 16 = 0
c. 10x³ —x² — x + 16 = 0
d. x³ —4x + 16 = 0

3. which of the following is Not a root of x(x + 3) (x — 1) (2x + 1) = 0?
l. 0 ll. -3 lll. -1 lV.½

a. l only
b. ll only
c.l and lll only
d. lll and lV only

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