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monitta
2 years ago
10

DAY 5: 10/28-29/21

Mathematics
1 answer:
kaheart [24]2 years ago
5 0

Answer:

A

Step-by-step explanation:

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Nathan just bought a car. He models the value, V, in dollars, of the car after t years as V(t)=21,000(0.861)^t. Based on this mo
Snezhnost [94]

Answer:

Value of the car is decreasing by 13.9% each year.

Step-by-step explanation:

This equation tells us V(t) is the value of the car after a certain time in years, $21,000 is the initial value of the car.  What we need to focus on is on the 0.861 part of this equation.  This means that the price of the car is worth 0.861 or 86.1% of what it was worth the year prior, this means that the price of the car is decreasing over time.  By how much is it decreasing? Well if we consider 1 to mean 100% (since 100 / 100 =1) then we have 100%-86.1%=13.9%.  This means that the value of the car is decreasing 13.9% each year.

6 0
2 years ago
Part of Ariana's earnings are based on a 5% commission rate at the end Of the day Ariana earns $14.98 in commissions how much di
horsena [70]

Answer:

$0.75

Step-by-step explanation:

To find the answer multiply the amount of money earned by the percentage $14.98 and 5%

turn the percentage into a decimal. divide the number of the percentage by 100 5/100=0.05

multiply this by the amount of money to get 0.05*14.98=0.749. then round answer to two decimal places to get $0.75

3 0
2 years ago
Read 2 more answers
Aden received these two presents for his birthday which has a greater volume <br>SHOW YOUR WORK
qaws [65]
The formula is L*W*D, right?
So for the cube, since all sides are equal then the Length, Width and Depth would all be 8 unless otherwise specified. 8*8*8=512
The rectangle would be 10*2*3&1/2 or 10*2*3.5=70
I hope this is correct but if you want check my work with a calculator to make sure.

7 0
3 years ago
A merry go round revolves 2 times per minute, jack is 10 feet from the center while bob is 14 feet from the center
Nesterboy [21]

Answer:

Jack's linear speed is 126ft/min

Bob's linear speed is 176ft/min

Step-by-step explanation:

First of all, find the circumference of both circles given the radius; Jack, 2<em>pi</em>r (10)=63ft. Bob 2<em>pi</em>r(14)=88ft. Now, realize that the merry go round revolves 2 times per min; 2rpm, so multiply each result by 2 and there you go.

5 0
3 years ago
PLEASE HELP!! WILL MARK BRAINLIEST FOR CORRECT ANSWER!!!
slega [8]

Answer:

Option 2, 3, 4

Step-by-step explanation:

It cannot be the 1st option because a linear function doesn't have an x^{2} and adding an x to an x will not make it squared. ax + by = c is the linear equation.

It can be the 2nd option because the quadratic formula is  f(x) = ax^{2} + bx + c and the middle portion could cancel when adding 2 together.

It can be option 3, because f(x) = ax^{2} + bx + c plus ax + by = c could give you the resulting function f(x) = -3x^{2} +5

It can be option 4 because multiplying ax + by = c by ax + by = c would give you an x^{2}.

It cannot be option 5 because ax^{2} + bx + c multiplied by ax^{2} + bx + c would give you a function with x^{4}

8 0
2 years ago
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