Polynomials - Jamb Mathematics Past Questions and Answers

Question 116:

• JAMB 1988

Given that 3x - 5y - 3 = 0, 2y - 6x + 5 = 0 the value of (x, y) is

A. (\(\frac{-1}{8}, \frac{19}{24}\))
B. 8, \(\frac{24}{19}\)
C. -8, \(\frac{24}{19}\)
D. (\(\frac{19}{24}, \frac{-1}{8}\))

Question 117:

• JAMB 1988

Simplify \(\frac{4a^2 - 49b^2}{2a^2 - 5ab - 7b^2}\)

A. \(\frac{a - b}{2a + b}\)
B. \(\frac{2a + 7b}{a - b}\)
C. \(\frac{2a - 7b}{a + b}\)
D. \(\frac{2a - 7b}{a - b}\)

Question 118:

• JAMB 1989

Make R the subject of the fomula S = \(\sqrt{\frac{2R + T}{2RT}}\)

A. R = \(\frac{T}{(TS^2 + 1)}\)
B. R = \(\frac{T}{2(TS^2 - 2)}\)
C. R = \(\frac{T}{2(TS^2 + 1)}\)
D. R = \(\frac{R}{2(TS^2 + 1)}\)

Question 119:

• JAMB 1989

If \(f(x) = 2x^2 - 5x + 3\), find f(x + 1).

A. 2x² - x
B. 2x² - x + 10
C. 4x² + 3x + 2
D. 4x² + 3x + 12

Question 120:

• JAMB 1989

Simplify \(\frac{324 - 4x^2}{2x + 18}\)

A. 2(x - 9)
B. 2(9 + x)
C. 81 - x²
D. -2(x - 9)