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Zarrin [17]
2 years ago
8

Can you guys help me on question 8 and 9 :)

Mathematics
1 answer:
Reika [66]2 years ago
8 0

Answer:

for 8 i think its a b and c sorry if am wrong

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Emily invested in Google Stock (in the thousands of dollars) between the years 2000- 2013. The value of the stock can be modeled
jek_recluse [69]
To find it, evaluate it at the endpoints and the vertex
in form
f(x)=ax²+bx+c
the x value of the vertex is -b/2a


given
c(t)=1t²-10t+76
x value of vertex is -(-10)/1=10


evaluate c(0) and c(13) and c(10)
c(0)=76
c(13)=115
c(10)=76

it reached minimum in 2000 and 2010
porbably teacher wants 2010
the min value is $76
7 0
3 years ago
What is the answer for <br> -16+x=-15
Sladkaya [172]

Answer:

x=1

Step-by-step explanation:

-16+x=-15

-16+x+16=-15+16   Add the terms to both sides of the equation.

After that you simplify.

5 0
3 years ago
PLEASE MATH HELP 20 points PLEASE!!!!
blsea [12.9K]
Y = 18( 0.58) ^t

It would be written as :
Y = 18(0.11) ^ (t/4)
Y = 18 (0.11 ^ (1/4)) ^ t
But
0.11 ^ (1/4) = 0.5759

Plug the value

Y = 18 (0.5759) ^ t

Two decimal point :

Y = 18 (0.58) ^ t
7 0
3 years ago
A system of equations is shown below. Which of the following statements describes the graph of this system of equations in the (
katovenus [111]

Answer:

C

Step-by-step explanation:

3y - 5x = 15   ... A

y = 5/3 * X +15  .... slope 3/5 , y intercept 15

6y - 10x =30

(6y - 10x) /2 = 30 / 2

3y - 5x = 15 ... B

y = 5/3 * x + 15 ..... slope 3/5 , y intercept 15

∴ Answer is C

7 0
3 years ago
Read 2 more answers
b&amp;b inc. has ordered machine parts and receives a charge of $15 for shipping and handling plus $20 per part. write an equati
larisa [96]

Answer:

C = 15 + 20*p

Step-by-step explanation:

Cost for ordering = shipping and handling plus cost per part * number of parts

C = 15 + 20*p

3 0
3 years ago
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