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Anna11 [10]
4 years ago
7

Y = −x2 − 8x − 15 vertex

Mathematics
1 answer:
EastWind [94]4 years ago
4 0

Answer: The vertex is (-4,1)

Explanation: I used -b/2a to find the x, then plugged in -4 to find the y, which is 1.

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Elaine and her 3 friends purchased snacks after school for $3.60. If each person paid an equal amount, how much did each person
JulsSmile [24]
Every person paid $1.20
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3 years ago
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What two numbers when multiplied get 9 but if added get 10
Vesna [10]
The two numbers that multiply to get 9 and add up to get 10 is 9 and 1.


5 0
4 years ago
A truck hauled 136 cubic feet of sand to a construction site. The sand is dumped into a cone-shaped pile 6 feet in height. What
ser-zykov [4K]

18.614 because a=πh(r^2)/3 pretty sure thats the formula but the answer is correct  

8 0
4 years ago
WILL MAKE BRAINLIEST
podryga [215]

Answer: See below for table

<h3>Explanation:</h3>

What we know:

  • Mary is 1st
  • Isabella is a few seconds behind Mary
  • Pilar is two places behind Isabella
  • Anna is ahead of Pilar

How to solve:

Using Mary as a starting point, we can make accurate guesses to each person's rank.

<h3>Process:</h3>

Mary

1st place, known constant

Isabella

2nd place, just behind Mary

Pilar

4th place, 2 places behind Isabella

Anna

3rd place, ahead of Pilar and behind Isabella

<h3>Solution:</h3>

___________

Place | Name

 1st   |  Mary

2nd  |  Isabella

 3rd  |  Anna

4th    |  Pilar

---------------------

4 0
3 years ago
Read 2 more answers
Sarah begins at a negative position along the x-axis. Sarah moves in the positive x-direction, turns around and then moves in th
a_sh-v [17]

Answer:

he magnitude of Sarah's displacement is less than the distance she travels

Step-by-step explanation:

Hi!

The magnitude of her displacement is just the difference between her final and initial state, however the distance she traveled is two times the distance she moved in the positive x-direction until she turned around, since she had to move back, plus her displacement.

So:

displacement = |x_{final} -x_{initial}| \\distanceTraveled = 2|x_{return}-x_{initial}| + displacement\\

Since all the terms are positive:

x_{displacement}

3 0
4 years ago
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