Polynomials - Jamb Mathematics Past Questions and Answers

Question 241:

• JAMB 2011

Factorize completely 9y² - 16X²

A. (3y - 2x)(3y + 4x)
B. (3y + 4x)(3y + 4x)
C. (3y + 2x)(3y - 4x)
D. (3y - 4x)(3y + 4x)

Question 242:

• JAMB 2011

Solve for x and y respectively in the simultaneous equations -2x - 5y = 3. x + 3y = 0

A. -3, -9
B. 9, -3
C. -9,3
D. 3, -9

Question 243:

• JAMB 2012

Make 'n' the subject of the formula if w = \(\frac{v(2 + cn)}{1 - cn}\)

A. \(\frac{1}{c}(\frac{w - 2v}{v + w})\)
B. \(\frac{1}{c}(\frac{w - 2v}{v - w})\)
C. \(\frac{1}{c}(\frac{w + 2v}{v - w})\)
D. \(\frac{1}{c}(\frac{w + 2v}{v + w})\)

Question 244:

• JAMB 2012

Find the remainder when 2x³ - 11x² + 8x - 1 is divided by x + 3

A. -871
B. -781
C. -187
D. -178

Question 245:

• JAMB 2012

Solve for x and y in the equations below
x² - y² = 4
x + y = 2

A. X = 0, y = -2
B. X = 0, y = 2
C. X = 2, y = 0
D. X = -2, y = 0