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Alja [10]
3 years ago
13

Graph the parabola y=-3x^2+24x-42

Mathematics
1 answer:
Usimov [2.4K]3 years ago
5 0
Based on the vertex and table this is the graph.

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Plz I need some help with 11-12 . My teacher didn’t even explain it correctly so now I’m confused.
rusak2 [61]

Answer:

Step 1: Transpose everything to one side

12. x²+16x+15-10x+4=0

Step 2: Add the like terms

x² + (16x - 10x) + 15 + 4=0

x² + 6x + 19=0

Step 3: Use the quadratic formula to get the value(s) of x.

a=1 b=6 c=19

x =  \frac{ - b +  -  \sqrt{b {}^{2} - 4ac }  {}^{} }{2a}

therefore, x=... or x

6 0
2 years ago
What is 7/9dividing1/3 a fraction is
Mkey [24]

Answer:

7/9 ÷ 1/3 = 21/9 as simplified as 7/3 in fraction form. 7/9 ÷ 1/3 = 2.3333 in decimal form.

4 0
3 years ago
The cheetah traveled 1.75 times faster for the first 8 minutes than it did for the second 8 minutes. Was the distance traveled d
IgorC [24]
Yes,

Step-by Step explaination:

If the cheetah is going at a faster rate of speed the first run it has a farther distance

So it collects more distance. The slower they run in the short period of time, the less distance they rank up.
8 0
3 years ago
At an amusement park, 10 out of 25 tickets sold were discount tickets. What percentage of the tickets were discount ticket
mezya [45]

Answer:

<h2>40% of the tickets were discount ticket</h2>

Step-by-step explanation:

10/25 are discount tickets

x by 4 to make the denominator 100

40/100

make into percentage

40%

7 0
2 years ago
The cafe menu lists 3 choices:
PtichkaEL [24]

Hoi! Its your friend Nat here to help!

All we need to do is

2.70+3.60

Which is 6.3

Hope dis helps!

<em>~</em><em>Learning</em><em> </em><em>with</em><em> </em><em>Natalia</em><em>~</em>

7 0
2 years ago
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