Jamb Mathematics Past Questions and Answers

Question 241:

• JAMB 2018

Evaluate log\(_2\) 8 — log\(_3\) \(\frac{1}{9}\)

A. -1 1\(\frac{1}{2}\)
B. -1
C. 1
D. 5

Question 242:

• JAMB 2018

Tanθ is positive and Sinθ is negative. In which quadrant does θ lies

A. Second only
B. Third only
C. Fourth only
D. First and third only

Question 243:

• JAMB 2018

The figure below is a Venn diagram showing the elements arranged within sets A,B,C,ε.
Use the figure to answer this question
What is n(A U B)1 ?

A. 2
B. 3
C. 4
D. 7

Question 244:

• JAMB 2018

Given that Sin (5\(_x\) − 28)\(^o\) = Cos(3\(_x\) − 50)\(^o\), O\(_x\) < 90\(^o\)
Find the value of x

A. 14\(^o\)
B. 21\(^o\)
C. 32\(^o\)
D. 39\(^o\)

Question 245:

• JAMB 2018

Calculate 243\(_{six}\) — 243\(_{five}\) expressing your answer in base 10


B. 1
C. 26
D. 46