Jamb Mathematics Questions - Polynomials
Question 41:
Find the solution of the equation x + 2\(\sqrt{x - 8}\) = 0
- A (4, 16)
- B (2, 4)
- C (4, 1)
- D (1, 16)
- E (16, 16)
Question 42:
Solve the system of equation 2x + y = 32, 33y - x = 27
- A (3, 2)
- B (-3, 2)
- C (3, -2)
- D (-3, -2)
- E (2, 2)
Question 43:
Solve the equation for the positive values of \(\theta\) less than 360o. 3 tan \(\theta\) + 2 = -1
- A 135<sup style='font-size: smaller;'>o</sup> or 315<sup style='font-size: smaller;'>o</sup>
- B 45<sup style='font-size: smaller;'>o</sup> or 135<sup style='font-size: smaller;'>o</sup>
- C 315<sup style='font-size: smaller;'>o</sup> or 180<sup style='font-size: smaller;'>o</sup>
- D 315v + 45<sup style='font-size: smaller;'>o</sup>
- E 360<sup style='font-size: smaller;'>o</sup> or 315<sup style='font-size: smaller;'>o</sup>
Question 44:
If b = a + cp and r = ab + \(\frac{1}{2}\)cp2, express b2 in terms of a, c, r.
- A B<sup style='font-size: smaller;'>2</sup> = aV + 2cr
- B B<sup style='font-size: smaller;'>2</sup> = ar + 2c<sup style='font-size: smaller;'>2</sup>r
- C B<sup style='font-size: smaller;'>2</sup> = a<sup style='font-size: smaller;'>2</sup> = \(\frac{1}{2}\) cr<sup style='font-size: smaller;'>2</sup>
- D B<sup style='font-size: smaller;'>2</sup> = \(\frac{1}{2}\)ar<sup style='font-size: smaller;'>2</sup> + c
- E B<sup style='font-size: smaller;'>2</sup> = 2cr - a<sup style='font-size: smaller;'>2</sup>
Question 45:
The sum of the root of a quadratic equation is \(\frac{5}{2}\) and the product of its root is 4. The quadratic equation is
- A X + 8x<sup style='font-size: smaller;'>2</sup> - 5 = 0
- B 2x<sup style='font-size: smaller;'>2</sup> - 5x + 8 = 0
- C 2x<sup style='font-size: smaller;'>2</sup> - 8x + 5 = 0
- D X<sup style='font-size: smaller;'>2</sup> + 8x - 5 = 0