Is the number 1 + -2 rational or irrational? Choices: (A)rational (B)irrational

Evaluate 1 + -2: Evaluate 1 + -2. Add 1 and -2. 1 + -2 = -1 Identify rational or irrational: We found: 1 + -2 = -1 Identify whether 1 + -2 is a rational or irrational number. -1 is a rational number because it can be expressed as a fraction -1/1. 1 + -2 is a rational number.

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Is the number $1 + (-2)$ rational or irrational? $\newline$ Choices: $\newline$ (A) rational $\newline$ (B) irrational

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Math Problems

Algebra 1

Classify rational and irrational numbers

Full solution

Q. Is the number

1 + (-2)

rational or irrational?

\newline

Choices:

\newline

(A) rational

\newline

(B) irrational

Evaluate $1 + -2$ : Evaluate $1 + -2$ . $\newline$ Add $1$ and $-2$ . $\newline$ $1 + -2 = -1$
Identify rational or irrational: We found: $\newline$ $1 + (-2) = -1$ $\newline$ Identify whether $1 + (-2)$ is a rational or irrational number. $\newline$ $-1$ is a rational number because it can be expressed as a fraction $-\frac{1}{1}$ . $\newline$ $1 + (-2)$ is a rational number.