ALGEBRA - Jamb Mathematics Past Questions and Answers

Question 291:

• 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

Question 292:

• JAMB 1993

If \(\sqrt{x^2 + 9}\) = x + 1, solve for x

A. 5
B. 4
C. 3
D. 2
E. 1

Question 293:

• JAMB 1993

Make x the subject of the relation \(\frac{1 + ax}{1 - ax}\) = \(\frac{p}{q}\)

A. \(\frac{p + q}{a(p - q)}\)
B. \(\frac{p - q}{a(p + q)}\)
C. \(\frac{p - q}{apq}\)
D. \(\frac{pq}{a(p - q)}\)

Question 294:

• JAMB 1993

Which of the following is a factor of 15 + 7x - 2x²

A. X + 3
B. X - 3
C. X - 5
D. X + 5

Question 295:

• JAMB 1993

Evaluate (x + \(\frac{1}{x}\) + 1)² - (x + \(\frac{1}{x}\) + 1)²

A. 4x²
B. (\(\frac{2}{x}\) + 2)²
C. 4
D. 4(1 + x)