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Rainbow [258]
3 years ago
13

Which statement about k(x)=-x2-2x+15 is true?

Mathematics
2 answers:
Serjik [45]3 years ago
8 0

Answer:

A

Step-by-step explanation:

kumpel [21]3 years ago
5 0

Answer:

The zeros are -3 and 5, because k(x)= -(x + 3)(x - 5).

Step-by-step explanation:

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|v + 8| - 5 = 2
Katarina [22]

Answer:

v= -1 or v= -15   m= 4 or m= -2

Step-by-step explanation:

3 0
3 years ago
there are 20 guests at a party the host has 8 gallons of punch he estimates that each guess within 2 cups of punch if his estima
AlekseyPX
STEP 1:
convert gallons to cups & calculate total number of cups

1 gallon= 16 cups

= 8 gallons * 16 cups/gallon
= 128 cups total


STEP 2:
calculate total cups estimated for 20 guests

= 20 guests * 2 cups/guest
= 40 cups needed for guests


STEP 3:
subtract the difference between step 1 and step 2 to find leftover punch

= 128 cups - 40 cups
= 88 cups leftover

OR

GALLONS LEFTOVER
= 88 ÷ 16 cups/gallon= 5 1/2 gallons


ANSWER: There will be 88 cups or 5 1/2 gallons of punch leftover.

Hope this helps! :)
4 0
3 years ago
You have $15.71, chicken nuggets cost $1.49. If you buy 5 orders of chicken nuggets, how much money do you have left?
fredd [130]

Answer:

$8.26

Step-by-step explanation:

We have 15.71 total. Chicken nuggets each cost $1.49. We are ordering 5 orders of chicken nuggets, so we use multiplication. 1.49*5= $7.45. Since we spent 7.45 from 15.71, to find the rest, we subtract. 15.71-7.45 = 8.26

6 0
3 years ago
Read 2 more answers
A shelf of books at the library can hold 60.5 pounds of books.
KengaRu [80]
Atleast 302.5 can fit on the shelves

3 0
3 years ago
Read 2 more answers
Determine the domain of the function, and then graph it.
Tomtit [17]
First set change the function f(x) to y so
that it would be
y = \sqrt{x + 4} - 1
Then set y = 0
0 = \sqrt{x + 4} - 1
Then solve for x

X = - 3

To graph it, just plot the point (-3,0) on the x-axis
6 0
2 years ago
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