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<span>The best and most correct answer among the choices provided by the question is FALSE.</span><span>
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<span>Hope my answer would be a great help for you.</span></span>
51 x3 is 153 is 153 x 12 is 22032
F(x) = x² + x - 20 = x² + 5x - 4x - 20 = x(x + 5) - 4(x + 5) = (x + 5)(x - 4)
f(x) = 0 ⇔ (x + 5)(x - 4) = 0 ⇔ x + 5 = 0 or x - 4 = 0 ⇒ x = -5 or x = 4
Answer: C. x = -5 and x = 4.
What is ZI? Can you specify? thanks