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solniwko [45]
2 years ago
8

Given the following exponential function, identify whether the change represents growth or decay, and determine the percentage r

ate of increase or decrease.
y=21(0.97)^x
what is the % increase
Mathematics
1 answer:
ruslelena [56]2 years ago
7 0

Answer:

Step-by-step explanation:

As the number under the exponent is less than 1, this is a decay function.

y decreases by (1 - 0.97)100 = 3% for each unit increase in x

so the increase would be -3%

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What is the area????
Ad libitum [116K]

Answer:

49.1 cm^2

Step-by-step explanation:

The appropriate area formula is ...

area = (1/2)(side 1)(side 2)(sin(angle between))

= (1/2)(10 cm)(12 cm)·sin(55°) = 60·sin(55°) cm^2

area ≈ 49.1 cm^2

6 0
3 years ago
What is <br>60 is 1/100 of
irinina [24]
The answer should be 6,000
8 0
3 years ago
Read 2 more answers
Plz help me ill give you brainlist
Ivan
So, plug in what you're given and solve
 x is -2
(3x) * 9 
(3 (-2)) * 9
-6 * 9
-54

then 
27(-2)
-54
For the first it's the same

for the second
x is 0
(3x) * 9
(3 (0)) * 9
0 * 9
0

27x
27(0)
0
For the second it's the same

x is 4
(3x) * 9 
(3(4)) * 9
12 * 9
108

27x 
27(4)
108

The given expressions are equivalent. This was proved in the diagram. 

Hope this helps :)
7 0
3 years ago
3. 10 Rani received $250 and decided to buy an instant camera and an If the camera cost $187 and the cost of the SD card was of
LekaFEV [45]

Answer:

44.3$

Step-by-step explanation:

187 + 1/10*187= 205.7$

250-205.7= 44.3$ left

4 0
2 years ago
Read 2 more answers
A hotel with 200 rooms has two types of rooms, and when it is completely booked, the hotel earns $18,250. Double rooms rent for
Mkey [24]

A) S + D = 200

B) 85 S + 110 D = 18,250   we multiply A) by -85

A) -85 S -85 D = -17,000  then we add to B) and get

25 D = 1,150

Double Bed Rooms = 46

Single Bed Rooma = 154

*************************************************

Double Check

46 * 110 = 5,060   154 * 85 = 13,090

Total = 18,150


3 0
3 years ago
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