Math I Mixed Review 3 ~ Use Desmos

Front

What is the solution to the equation x + 5 = 0?

Back

-5

Front

What is the value of y in the system of equations: x – 2y = –5 and 2x + 4y = 14?

Back

3

Front

What is the domain of the function P(h) = 2h – 15, representing profit from selling hot dogs?

Back

all positive integers

Front

What are the solutions to the equation 4x² – 52x + 169 = 121?

Back

{1, 12}

Front

What is the sum of the 1st and 5th terms in the sequence defined by a(n) = 3n - 7?

Back

4

Front

What is a system of equations?

Back

A set of equations with the same variables that are solved together.

Front

Define the term 'domain' in the context of functions.

Back

The set of all possible input values (x-values) for a function.

Front

What does it mean for a function to be linear?

Back

A function is linear if it can be graphically represented as a straight line.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / (2a) for the equation ax² + bx + c = 0.

Front

What is the difference between a rational and an irrational number?

Back

Rational numbers can be expressed as a fraction, while irrational numbers cannot.