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Bond [772]
3 years ago
13

Determine the direction that this parabola opens: y = -5x2 - 10x - 13

Mathematics
2 answers:
babunello [35]3 years ago
8 0
The parabola opens downwards












Pie3 years ago
7 0

Answer:

sorry cant :(

Step-by-step explanation:

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love history [14]

Answer:

Tallahassee's Range: 6

Key West's Range: 4

Step-by-step explanation:

To calculate range, you'd subtract the lowest value from the highest value

Tallahassee:

Highest Value: 90

Lowest Value: 84

Range: 90 - 84 = 6

Key West:

Highest Value: 87

Lowest Value: 83

Range: 87 - 83 = 4

3 0
3 years ago
VERY URGENT PLEASE HELP!!!!!!!
Fittoniya [83]

Answer:

multiply 8 by 5 then round :D

Step-by-step explanation:

3 0
3 years ago
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HELP PLEASE! WILL GIVE BRAINLIEST TO THE BEST ANSWER!
RSB [31]
A:7 hope with helps :)
7 0
3 years ago
Two mechanics worked on a car. The first mechanic worked for
ivann1987 [24]
20x + 15y = 2000
x + y = 115
55+60=115

20 (55) + 15 (60)=2000
1100+900=2000
2000=2000
5 0
3 years ago
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Pls answer ;-;
Svetach [21]

Answer:

The second one (2) is a lie

Step-by-step explanation:

The quantities are all proportional, with 4 donuts costing one dollar being consistant. With this, we can multiply the amount of donuts to 40, and through what we know, we can find that the donuts will cost 10 dollars. This leaves only (2) left.

6 0
3 years ago
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