The graph of a quadratic equation opens down when the value of is negative.
1. a
2. b
3. c

no, the equation would be invalid since they are both not equal.

step-by-step explanation:

here you got

4y-6+4y 2-9

first, you would simplify the equation on the form.

4y-6+4y 2-9

then, move all the terms that contains a y to the left and all the other terms to the right.

+4y-4y+-9-6

finally, you will simplify the left and the right side of the equation.

y=-3

this doesn't make sense lol

answer: median

step-by-step explanation:

the median is the middle value when a data set is ordered from least to greatest