Mastering Series and Sequences

Calculate the sum of the first 10 terms of the arithmetic series: 2, 5, 8, ...

• 160

• 155

• 145

• 150

Find the sum of the first 15 terms of the geometric series: 3, 6, 12, ...

• 1000

• 120

• -98301

• 45

What is the sum of the series 1 + 1/2 + 1/4 + 1/8 + ... up to 10 terms?

• 1.998046875

• 2.0

• 1.5

• 3.0

Determine the sum of the series: 5 + 10 + 15 + ... + 100.

• 800

• 1050

• 1200

• 950

Calculate the sum of the first 20 terms of the series: 4, 8, 12, ...

• 960

• 840

• 720

• 600

Find the sum of the infinite geometric series: 7 + 7/3 + 7/9 + ...

• 10.5

• 21

• 5.5

• 14

What is the sum of the series: 1 + 2 + 3 + ... + 50?

• 1275

• 1500

• 1300

• 1250

Calculate the sum of the series: 1 + 1/3 + 1/5 + 1/7 + ... up to 15 terms.

• 3.142

• 4.086

• 5.678

• 2.718

Determine the sum of the series: 10 + 20 + 30 + ... + 200.

• 2500

• 1500

• 1800

• 2100

Find the sum of the first 12 terms of the series: 1, 4, 9, 16, ... (perfect squares).

• 600

• 700

• 550

• 650