Polytechnic Mathematics 2

Question 1

What is the value of log₂(64)?

Accepted Answer

6

Answer

log₂(64) = 6 because 2⁶ = 64.

Question 2

Which of the following is NOT a property of a normal distribution?

Accepted Answer

It is always skewed to the right

Answer

A normal distribution is symmetric and not skewed in any direction.

Question 3

What is the sum of interior angles of a hexagon?

Accepted Answer

720°

Answer

Using the formula (n-2) × 180°, a hexagon has (6-2) × 180° = 720°.

Question 4

What does the dot product of two perpendicular vectors equal?

Accepted Answer

0

Answer

The dot product of two perpendicular vectors is 0 because cos(90°) = 0.

Question 5

What is the general solution form of a first-order linear differential equation?

Accepted Answer

Homogeneous solution plus particular solution

Answer

The general solution is the sum of the homogeneous (complementary) solution and the particular solution.

Polytechnic Practice Test