SOLUTION: Given the equation y= -x^2 +7, calculate the corresponding y-coordinates for x = -3, -1, 0, 1, 3. Please show all of your work. Plot those points and graph the equation.

Algebra ->  Coordinate-system -> SOLUTION: Given the equation y= -x^2 +7, calculate the corresponding y-coordinates for x = -3, -1, 0, 1, 3. Please show all of your work. Plot those points and graph the equation.       Log On


   

Question 519440: Given the equation y= -x^2 +7, calculate the corresponding y-coordinates for
x = -3, -1, 0, 1, 3. Please show all of your work. Plot those points and graph the equation.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
y=-x^2+7
It is a parabola, degree 2
it is opening downwards x^2 is negative
x = -3, -1, 0, 1, 3
y=-x^2+7
x=-3 , y=-(-3)^2+7=>-2, (-3,-2)
x=-1, y= -(-1)^2+7=>=+6, (-1,6)
x=0, y= 7 , (0,7)
x=1, y= -(1)^2+7=> 6, (1,6)
x=3,y=-(3)^2+7=>-2, (3,-2)

m.ananth@hotmail.ca