Mathematics Past Questions For WAEC, NECO, JAMB, BECE & NCEE - Mathematics

Mathematics Questions

Question 2641:

Factorize the expression 2s\(^2\) - 3st - 2t\(^2\).

A (2s - t)(s + 2t)
B (2s + t)(s - 2t)
C (s + t)(2s - 1)
D (2s + t)(s -t)
E (2s + t)(s + 2t)

Question 2642:

Solve the equation x\(^2\) - 2x - 3 = 0

A (-3, 1)
B (-1, -3)
C (3,1)
D (43, 0)
E (-1, 3).

Question 2643:

Write as a single fraction: \(\frac{5}{6r} - \frac{3}{4r}\)

Question 2644:

Factorize 2x\(^2\) - 21x + 45

A (2x - 9)(x - 5)
B (2x-15)(x + 3)
C (2x +15)(x - 3)
D (2x -15(x - 3)
E (2x - 9)(x + 5)

Question 2645:

Solve the simultaneous equations y = 3x; 4y - 5x =14