Question

Use the following graph of the function f(x)=−3x2+2x+6 to fill in the blanks.

The graph of the function f of x as described in the problem. It is a downward-opening parabola.



Using the ___[blank 1]___, you can tell that the function f(x) ___[blank 2]___ one-to-one because ___[blank 3]___ the graph of the function in ___[blank 4]___.

Match each blank to the word or phrase that correctly fills in that blank in the previous sentence.

OPTIONS FOR EACH BLANK:
exactly one place
~Vertical line test
~no more than one place
~Horizontal line test
~all horizontal lines intersect
~is not
~Diagonal Line test
~Zero Places
~more than one place
~is
~there is a horizontal line that intersects

Answer 1

just use what you know about the shape of a parabola.
Sketch one to compare.