SOLUTION: Hi, Can you please help with applications of quadratic equations . (1) {{{ f(x) = x^2 + 7x - 8 }}} . Does parabula open up/down? . Find vertex . Find axis of symmetry . (

Question 160331: Hi, Can you please help with applications of quadratic equations
.
(1)
.
Does parabula open up/down?
.
Find vertex
.
Find axis of symmetry
.
(2)
.
Does parabula open up/down?
.
Find vertex
.
Find axis of symmetry
.
Thanks ahead of time, Levi
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
x^2 + 7x - 8 (red curve)
f(x) = x^2-5x+6 (green curve)
(graph 300x200 pixels, x from -16 to 5, y from -20 to 10, of TWO functions x^2 +7x -8 and x^2 -5x +6).
RED CURVE: symmetry x=-3.5, axis=(-3.5,-20.25).
GREEN CURVE: symmetry x=2.5, axis=(2.5,-.25)
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