Algebra definitions
A symbol for a value we don't yet know
What is a variable?
2y2x + 3xy2
5xy2
Lines intersecting to form a right angle
What are perpendicular lines?
(y2-y1)/(x2-x1)
What is the slope formula?
When you replace a number or variable with an equivalent number or variable
What is substituition?
A number on its own
What is a constant?
5n + 4 - 8n = -5
n = 3
How many degrees are inside of a quadrilateral?
What is 360?
y=mx+b
What is slope-intercept form?
You can always count on this.
What are your fingers?
The number that is multiplied with the variable
What is a coefficient?
3x+5y2-3 is an example of this type of polynomial
What is Trinomial
The OPPOSITE side divided by the ADJACENT side
What is the Tan(x)
(x1+x2)/2 , (y1+y2)/2
What is the Midpoint Formula?
What is zero
An expression that only contains 1 term
What is an monomial?
How many terms in the following 3x3+2x-5y+2
4 terms
a2 + b2 = c2
What is Pythagoras Theorem?
A = P(1 - r)t
What is exponential decay ?
If you have more of it, the less you will see.
What is darkness?
A statement indicating two mathematical expressions are equal
What is an equation?
True or False? 3x/-y2 = -3xy-2
TRUE
A line that cuts another line in two halves
What is a bisector?
y-y1=m(x-x1)
What is point-slope form?
"Doubling" is an example of this type of function
What is exponential