Jamb Mathematics Past Questions and Answers

Question 506:

• JAMB 1978

The quantity (x + y) is a factor of

A. X² + y²
B. X³ - y³
C. 2x² - 3xy + y² - x + 1
D. 2x³ + 2x²y - xy + 3x - y² + 3y
E. X⁵ - y⁵

Question 507:

• JAMB 1978

Two triangles have the same areas if

A. Two sides in one triangle are equal to two sides in the other
B. Three sides in one triangle are equal to three sides in the other
C. Two angles in the triangle are equal to two angles in the other
D. Three angles in one triangle are equal to three angles in the other
E. One side and the opposite angle in one triangle are equal to one side and the opposite angle in the other

Question 508:

• JAMB 1978

If (25)^{x - 1} = 64(\(\frac{5}{2}\))⁶, then x has the value

A. 7
B. 4
C. 32
D. 64
E. 5

Question 509:

• JAMB 1978

Assuming log_e 4.4 = 1.4816 and log_e 7.7 = 2.0142, then the value of log_e \(\frac{7}{4}\) is

A. 0.5326
B. 3.4958
C. 0.4816
D. 0.0142
E. 1.3594

Question 510:

• JAMB 1978

The locus of all points having a distance of 1 unit from each of the two fixed points a and b is

A. A line parallel to the line ab
B. A line perpendicular to the line ab through the mid-point of ab
C. A circle through a and b with centre at the mid-point of ab
D. A circle with centre at a and passes through b
E. A circle in a plane perpendicular to ab and centre at the mid-point of the line ab