20. Write the equation of a cubic function f(x) that has zeros x = –3, x = –1 and x = 2.
2 answers:
Answer:
hope it helped brainliest pls
Answer:
x³ + 2x² - 5x - 6
Step-by-step explanation:
If zeros are x = -3, -1, and 2, then the factors are :
= (x + 3)(x + 1)(x - 2)
= (x² + 4x + 3)(x - 2)
= x³ + 4x² + 3x - 2x² - 8x - 6
= x³ + 2x² - 5x - 6
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