Question 121:

• JAMB 2018

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

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

Question 122:

• 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 123:

• JAMB 2018

A man stands on a tree 150cm high and sees a boat at an angle of depression of Find the distance of the boat from the base of the tree.

A. 52cm
B. 43cm
C. 40cm
D. 15cm

Question 124:

• JAMB 2018

Integrate the expression 6x\(^2\) - 2x + 1

A. 3x\(^3\) - 2x\(^2\) + x + c
B. 2x\(^3\) - x\(^2\) + x + c
C. 2x\(^3\) 3x\(^2\) + c
D. X\(^3\) + x\(^2\) x + c

Question 125:

• JAMB 2018

In how many ways can the letters LEADER be arranged?

A. 72
B. 144
C. 360
D. 720