Jamb Mathematics Questions
Question 11:
Factorize \(9p^2 - q^2 + 6qr - 9r^2\)
- A (3p - 3q + r)(3p - q - 3r)
- B (6p - 3q - 3r)(3p - q - 4r)
- C (3p - q + 3r)(3p + q - 3r)
- D (3q - p + 3r)(3q - p + 3r)
Question 13:
Make t the subject of formula S = ut + \(\frac{1}{2} at^2\)
- A \(\frac{1}{a}\) (-u + \(\sqrt{U^2 - 2as}\))
- B \(\frac{1}{a}\) {u \(\pm\) (U2 - 2as)}
- C \(\frac{1}{a}\) {u \(\pm\) \(\sqrt{2as}\)}
- D \(\frac{1}{a}\) {-u + \(\sqrt{( 2as)}\)}
Question 14:
A man invested a sum of N280.00 partly at 5% and partly at 4%. if the total interest is N12.80 per annum, find the amount invested at 5%
- A 14.00
- B 120.00
- C 140.00
- D 160.00