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solong [7]
2 years ago
6

What does the initial value mean for this function?

Mathematics
1 answer:
Anit [1.1K]2 years ago
5 0
She saves 10 per week.......after 4 weeks, she had 90

so if she started with nothing, after 4 weeks she would have 40.....but for her to have 90, she would have had to have started with (90 - 40) = 50.

Think about it....she starts with 50....and then saves 10 for 4 weeks giving her 40......and now she has 40 + 50 = 90

so ur answer is : Roberta had $ 50 before she started to save money each week
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Tori spends equal amounts of time on homework from each of her subjects. She spends 1 hour altogether on her homework each night
Montano1993 [528]

Answer:

4

Step-by-step explanation:

Quarter hour on chemistry

Quarter hour on class 2

Quarter hour on class 3

Quarter hour on class 4

Total time....One hour

7 0
2 years ago
Which equation represents the general form of a circle with a center at (-2,-3) and a diameter of 8 units
balandron [24]
Fo a circle with radius, r and center (h,k)
te equation is
(x-h)²+(y-k)²=r²
d/2=r
8/2=4=r
center is (-2,-3)

(x-(-2))²+(y-(-3))²=4²
(x+2)²+(y+3)²=16

4 0
3 years ago
Read 2 more answers
Use a graphing calculator to solve the equation -3 cost= 1 in the interval from . Round to the nearest hundredth.
RSB [31]
In place of t, or theta, I'm going to utilize x instead. So the equation is -3*cos(x) = 1. Get everything to one side and we have -3*cos(x)-1 = 0

Let f(x) = -3*cos(x)-1. The goal is to find the root of f(x) in the interval [0, 2pi]

I'm using the program GeoGebra to get the task done of finding the roots. In this case, there are 2 roots and they are marked by the points A and B in the attachment shown

A = (1.91, 0)
B = (4.37, 0)

So the two solutions for theta are
theta = 1.91 radians
theta = 4.37 radians

8 0
2 years ago
a sports team donates 157 tickets to a sporting event,with tickets to be shared equally among 9 classrooms.How many tickets does
Valentin [98]

Answer:

Each class should get 17 tickets. 4 tickets will be left over.

Step-by-step explanation:

157/9=17.444... -> 17 per class

17 x 9 = 153

157-153= 4 left

5 0
2 years ago
Spiral Review A parking garage charges the rates shown. First hour Each hour after the first hour $12.50 $8.75 per hour Write an
lyudmila [28]
I believe it would be 12.50+8.75x=47.50
7 0
2 years ago
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