Polynomials - Jamb Mathematics Past Questions and Answers

Question 161:

• JAMB 1993

If the function f is defined by f(x + 2) = 2x\(^2\) + 7x - 5, find f(-1)

A. -10
B. -8
C. 4
D. 10

Question 162:

• JAMB 1993

Divide the expression x³ + 7x² - x - 7 by -1 + x²

A. -x³ + 7x² - x - 7
B. -x³ = 7x + 7
C. X - 7
D. X + 7

Question 163:

• JAMB 1994

Simplify \(\frac{(2m - u)^2 - (m - 2u)^2}{5m^2 - 5u^2}\)

A. \(\frac{3}{5}\)
B. \(\frac{2}{5}\)
C. \(\frac{2m - u}{5m + u}\)
D. \(\frac{m - 2u}{m + 5u}\)

Question 164:

• JAMB 1994

Factorize a²x - b²y - b²x + a²y

A. (a - b)(x + y)
B. (y - x)(a - b)(a + b)
C. (x - y)(a - b)(a + b)
D. (x + y)(a - b)(a + b)

Question 165:

• JAMB 1994

Find the values of p and q such that (x - 1)and (x - 3) are factors of px3 + qx2 + 11x - 6

A. -1, -6
B. 1, -6
C. 1, 6
D. 6, -1