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8bithelix:

2 more questions http://prntscr.com/iuk1p3 http://prntscr.com/iuk1vx

1 year ago
8bithelix:

@563blackghost help me check some of my answers

1 year ago
8bithelix:

for the 2nd prntscreen its d and e

1 year ago
563blackghost:

For the second prntscreen your answers are correct, but there is one more answer.

1 year ago
8bithelix:

hmm

1 year ago
8bithelix:

c

1 year ago
563blackghost:

yup

1 year ago
8bithelix:

a and b doesnt even make sense

1 year ago
8bithelix:

and now for the first prntscreen

1 year ago
563blackghost:

For the first one the best way to solve is to graph it. You can use desmos.com for dis.

1 year ago
8bithelix:

maximum height is 100 ft.

1 year ago
8bithelix:

or t

1 year ago
8bithelix:

regardless maximum hight is 100

1 year ago
563blackghost:

yup

1 year ago
8bithelix:

only thing left to do is explain how i got 100

1 year ago
8bithelix:

"desmos.com"

1 year ago
563blackghost:

Well you graphed the parabola. You could have done it through calculator as well. For algebra you can use calculators.

1 year ago
8bithelix:

true, i can also say how i got my answer: The vertex of the equation is 5/2,100 i guess

1 year ago
563blackghost:

Well to find vertex you would use the equation: \(\bf{Vertex=\frac{-b}{2a}}\) `b = 80` and `a = -16`. Plug and find the vertex, once you find this you plug into the equation.

1 year ago
563blackghost:

That should come out the same outcome.

1 year ago
8bithelix:

ah

1 year ago
563blackghost:

Did you get 100?

1 year ago
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