Sara is choosing a drink from a cooler containing 3 bottles of water, 2 bottles of tea, and 7 bottles of juice. How many ways ca
2 answers:
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Partial FOIL method for the first half
Then just add like terms
and put both half’s together
then have x on one side and numbers on the other
then you can work out X
X= -1
Then just add like terms
and put both half’s together
then have x on one side and numbers on the other
then you can work out X
X= -1
Answer:
Option B. The equation has a maximum value with a y-coordinate of -21.
Step-by-step explanation:
The correct quadratic equation is
This is a vertical parabola open downward (the leading coefficient is negative)
The vertex represent a maximum
Convert to vertex form
Factor -3
Complete the square
Rewrite as perfect squares
The vertex is the point (2,-21)
therefore
The equation has a maximum value with a y-coordinate of -21