** Question No : 1**

What is the sum of the first n terms of an arithmetic series with first term a and common difference d?

n(a + d)

n(2a + (n-1)d)/2

n(a + d)/2

a + nd

** Question No : 2**

If a curve C is parameterized by r(t) =

A line

A circle

A parabola

An ellipse

** Question No : 3**

What is the nth term of the geometric sequence: 3, 6, 12, 24, ...?

3^n

3^(n+1)

2^n

2^(n+1)

** Question No : 4**

The Alternating Series Test can be used to determine the convergence of a series if:

The series terms are all positive.

The series terms alternate in sign and decrease in absolute value.

The series has a finite number of terms.

The series has a constant rate of growth.

** Question No : 5**

Which test can be used to determine the convergence or divergence of a series when the terms are positive, decreasing, and approach zero?

Integral Test

Ratio Test

Alternating Series Test

Divergence Test

** Question No : 6**

What is the sum of the infinite geometric series: 1 + 1/2 + 1/4 + 1/8 + ...?

1

2

4

8

** Question No : 7**

Which of the following parametric equations represents a horizontal line?

x = t, y = 0

x = 0, y = t

x = t, y = t

x = 0, y = 0