Polynomials - Jamb Mathematics Past Questions and Answers

Question 196:

• JAMB 1999

If {(a²b^-3c)^3/4/a^-1b⁴c⁵} = a^pb^qc^r; what is the value of p+2q?

A. (5/2)
B. -(5/4)
C. -(25/4)
D. -10

Question 197:

• JAMB 1999

Factorize completely \(x^{2} + 2xy + y^{2} + 3x + 3y - 18\).

A. (x+y+6)(x+y-3)
B. (x-y-6)(x-y+3)
C. (x-y+6)(x-y-3)
D. (x+y-6)(x+y+3)

Question 198:

• JAMB 1999

Express \(\frac{1}{x^{3}-1}\) in partial fractions

A. \(\frac{1}{3}(\frac{1}{x - 1} - \frac{(x + 2)}{x^{2} + x + 1})\)
B. \(\frac{1}{3}(\frac{1}{x - 1} - \frac{x - 2}{x^{2} + x + 1})\)
C. \(\frac{1}{3}(\frac{1}{x - 1} - \frac{(x - 2)}{x^{2} + x + 1})\)
D. \(\frac{1}{3}(\frac{1}{x - 1} - \frac{(x - 1)}{x^{2} - x - 1})\)

Question 199:

• JAMB 1999

Divide 4x\(^3\) - 3x + 1 by 2x - 1

A. 2x²-x+1
B. 2x²-x-1
C. 2x²+x+1
D. 2x²+x-1

Question 200:

• JAMB 1999

The shaded portion in the graph above is represented by

A. Y + x - x³ ≥ 0, y - x ≤ 0
B. Y - x + x³ ≥ 0, y - x ≤ 0
C. Y + x - x³ ≤ 0, y + x ≥ 0
D. Y - x + x³ ≤ 0, y + x ≥ 0