The First Term of the Arithmetic Sequence Is $\frac { 2} { 3 }$

question 64

Multiple Choice

The first term of the arithmetic sequence is $\frac { 2} { 3 }$ and the common difference is $\left( - \frac { 2 } { 3 } \right\}$ Which term of this sequence is $- \frac { 20 } { 3 }$ ?

• A) \(10 ^ { \mathrm { th} } \text { term }\)
• B) \(12 ^ { \text {th } } \text { term }\)
• C) \(13 ^ { \text {th } } \text { term }\)
• D) \(16 ^ { \mathrm { th } } \text { term }\)
• E) \(6 ^ { \mathrm { th} } \text { term }\)

Understand the structure of an atom, including protons, neutrons, and electrons.

Identify isotopes and their significance in terms of neutron numbers.

Calculate the number of protons, neutrons, and electrons in an atom or isotope.

Recognize the symbols and atomic numbers of common elements.

---

Definitions:

Coupons

Discount vouchers or codes that consumers can use to save money on purchases.

Collaborative Consumption

An economic model based on sharing, swapping, trading, or renting products and services, enabling access over ownership.

Mass Customization

A manufacturing and marketing technique that combines the flexibility and personalization of custom-made products with the low unit costs associated with mass production.

Social Communities

Online platforms or groups where individuals with common interests gather to communicate, share, and engage.