Question 7 (4 points) The parabola is in intercept form.
y = 1/3 (x-3)(x+9).
The X-intercepts are x-
and x=
The vertex is
I
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Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Fiona has to plot a histogram of the given data