real numbers
what is a real number ?
they are numbers that include both rational and irrational numbers.
can an input repeat more then once ?
no
how do you set up an equation ?
a2+b2=c2
how will you know if an equation is not linear ?.
if it forms a curve when a function is plotted
name 5 real numbers
rational, irrational, integer, whole numbers, and natural numbers
how do you know if something is a function ?
check if any of the x values are repeated and if not its a function
what is the longest side of the triangle called ?
the hypotenuse
how will you know if an equation is linear ?.
if its graph forms a straight line .
what numbers can be real but not rational
irrational number
how do you know something is a non function ?
when the x values repeat
what are the two short sides of the triangle called ?
the legs
what makes an equation exponential?
when the variable is in the exponent position.
Are all whole numbers integers?
yes
which type of lines are not a function , vertical or Horizontal ?.
vertical lines are not a function.
what does the pythagorean theorem only work for ?
it only works for right triangles ?
what is the Linear Equation Form for slope ?.
the formula is y = mx + b
can an integer be a decimal ?
no because integers do not include decimals
what is one rule to defining a function ?
each input is assigned to exactly one output.
in a2+b2=c2 which is always gonna be the longest side ?
c2 will always be the longest side which is the hypotenuse
how do you find the y-intercept ?
you need to set x = 0 and solve for y