Polynomials - Jamb Mathematics Past Questions and Answers

Question 151:

• JAMB 1992

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 152:

• JAMB 1992

If x + 1 is a factor of x³ + 3x² + kx + 4, find the value of k

A. 6
B. -6
C. 8
D. -8

Question 153:

• JAMB 1992

The sketch is the curve of y = ax² + bx + c. Find a, b and c respectively

A. 1, 0, -4
B. -2, 2, -4
C. 0, 1, -4
D. 2, -2, -4
E. 2, -2, -4

Question 154:

• JAMB 1993

If 9^{(x - \(\frac{1}{2}\))} 3x²

A. \(\frac{1}{2}\)
B. 1
C. 2
D. 3

Question 155:

• JAMB 1993

Solve for y in the equation 10¹ x 5^{(2x - 2)} x 4^{(y - 1)} = 1

A. \(\frac{3}{4}\)
B. \(\frac{5}{4}\)
C. \(\frac{2}{3}\)
D. 5