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kirill [66]
3 years ago
6

1,220,000,000 in scientific notation? 0.0287 in scientific notation?

Mathematics
2 answers:
ExtremeBDS [4]3 years ago
6 0
Answer:
= 1.22 × 109
(scientific notation)

= 1.22e9
(scientific e notation)

= 1.22 × 109
(engineering notation)
(billion; prefix giga- (G))

= 1220000000
<span>(real number)
</span>_________________________________________________

Answer:
= 2.87 × 10-2
(scientific notation)

= 2.87e-2
(scientific e notation)

= 28.7 × 10-3
(engineering notation)
(thousandth; prefix milli- (m))

= 0.0287
<span>(real number)</span>
xz_007 [3.2K]3 years ago
5 0

Answer:

1.22*10^9

Step-by-step explanation:

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Find the length of side s to the nearest tenth.
bulgar [2K]

Answer:

  10.3

Step-by-step explanation:

The triangle can be solved from one side and two angles by using the angle sum theorem to find the third angle, then using the Law of Sines to find the remaining sides.

The angle at T is ...

  180° - 119° -36° = 25°

The law of sines tells us side s will be ...

  s/sin(S) = t/sin(T)

  s = sin(119°)×5/sin(25°) . . . . multiply by sin(S)

  s ≈ 10.34763

  s ≈ 10.3

__

<em>Additional comment</em>

  u/sinU = t/sin(T)

  u = sin(36°)×5/sin(25°) ≈ 6.95409

5 0
2 years ago
According to the line Gregg below what is the total number of tickets sold ?
podryga [215]

Answer:

The answer would be 155 tickets

6 0
3 years ago
Cindy is buying a new car and wants to learn how the value of her car will change over time. Insurance actuaries predict the fut
lawyer [7]

Answer:

C=10000(0.852)^t

Step-by-step explanation:

Let the exponential function be,

C=a(b)^t

Here, C = cost of the car

t = Duration or period in years

From the given table,

Two points representing cost of the car and time are (10000, 0) and (8520, 1),

For (10000, 0),

10000=a(b)^0

a = 10000

For (8520, 1)

8520 = 10000(b)^1

b=\frac{8520}{10000}

b = 0.8520

Therefore, exponential equation will be,

C=10000(0.852)^t

8 0
3 years ago
Someone please help me with this problem!!! I really need help and I don’t understand it!! If you know it please explain how you
nikitadnepr [17]
Distance = Rate * Time where the asterisk represents multiplication

We can isolate the rate if we divide both sides by the time. So we'll end up with this formula
Rate = Distance/Time
which can be written as 
r = d/t

The distance is measured in feet while the time is measured in minutes. The rate r is measured in feet per minute. If the speed was 10 feet per minute, then this would mean that the object travels 10 feet every minute. Or put another way, when one minute passes by, the object has traveled 10 feet.

How did I get "feet per minute" from the equation r = d/t? 
Well the units for "d" are in feet, and the units for "t" are in minutes

So writing "d/t" would turn into "feet/minute" when we think of the units only (ignore the actual numbers). Then we rewrite "feet/minute" into "feet per minute" as they mean the same thing, just written different ways. 

-----------------------------------------------------

Answer: The units for the speed or rate are in feet per minute
3 0
3 years ago
A sequence is defined by the recursive function f(n + 1) = –10f(n).
Softa [21]

We are given

f(n+1)=-10f(n)

we are given

f(1)=1

At n=1:

we can plug n=1 into formula

f(1+1)=-10f(1)

f(2)=-10f(1)

f(2)=-10*1

f(2)=-10

At n=2:

we can plug n=2 into formula

f(2+1)=-10f(2)

f(3)=-10f(2)

f(3)=-10*-10

f(3)=100................Answer


3 0
3 years ago
Read 2 more answers
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