Linear Systems
A technique for solving systems of equations by taking the value of one variable from one equation and replacing it into the other equation.
What is substitution method?
An exponent that is a fraction.
What is a rational exponent?
The slope of the line represented by the equation y=3x+2?
What is 3?
Use y = 250(1.2)t What is the initial amount?
What is 250?
A quantity representing the power to which a given number or expression is to be raised.
What is an Exponent?
The point where both of our lines intersect.
What is a solution?
The expression inside of the radical.
What is a radicand?
This happens when x equals 0.
What is the y-intercept?
Is the following growth or decay: f(x)= 100*(1.4)x
Simplify (x7)(x2).
What is x9?
Graphical representation of a system with no solution
What is parallel lines?
The square root of 25 plus the square root of 36.
What is 11?
You need at least two points to write this linear equation.
What is point-slope form?
An equation with a y-intercept of 1 and a constant ratio of 3.
What is y=3x?
The value of 1310
What is 1?
Any value for the variable makes the equation true.
What is infinite solutions?
Simplify √108
6√3
Convert 2x+5y=10 to slope-intercept form.
What is y=-2/5x+2?
The domain of exponential functions.
What is All Real Numbers?
Simplify 2x-8
What is 2/x8?
The solution to the system of equations using elimination or linear combinations method:
r + s = -6
r - s = -10
What is (-8, 2)?
Simplify 3√320
What is 24√5?
This helps you determine if your graph is a function.
What is the Vertical Line Test?
Write an exponential growth function to model the situation. A population of 422,000 increases by 12% each year.
What is f(x) = 422,000(1.12)x
(2)(k3)(k2)/k-3
What is 2k8?