8.2 Function Notation and Graphing Non-Linear Functions Flashcards
Review Function Notation Find Square Roots of Numbers Graph Nonlinear Functions
1
Q
F(2)=-1. What does this mean?
A
That the line masses through (2,-1)
2
Q
Define square root
A
the opposite of squaring a number. √a is used to denote the posititve, or principal square root of a nonnegative number a .
3
Q
f(x)=x^2 is what kind of graph
A
A parabolic. Anything squared creates a parabolic graph.
4
Q
f(x)=|x| is what kind of graph
A
a v-shaped graph. When theres absolute value involved, we know where this is gonna go!
5
Q
f(x)=√x is what kind of graph?
A
Its one of those one directional, starting at a point on the y axis, lines
___ _>
like this ./
but more curved
