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VladimirAG [237]
3 years ago
8

How can i find the weight of the moon?

Mathematics
1 answer:
AveGali [126]3 years ago
6 0
7.35 x 10 (22) kg ( I think )
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The graph of x squared is the solid black graph below. Which function represents the dotted graph?
Lostsunrise [7]

Answer:

  -1 ≤ y < 6

Step-by-step explanation:

The picture provided has a question of its own. The range of the graph shown is from y=-1 to (almost) y=6. The open circle tells you that the point (-11, 6) is not included in the graph. The range could be written as ...

  range: -1 ≤ y < 6

In interval notations, this is ...

  [-1, 6)

_____

There is no graph of a quadratic, so we cannot answer any questions related to it.

8 0
2 years ago
Edward has $220 in his bank account. If he withdraws $55 from his account, what is the balance in his account?
fiasKO [112]

Answer:

165 dollars

Step-by-step explanation:

use any method that works

6 0
3 years ago
Read 2 more answers
Which field has a density of approximately 17000 plants per acre a. 85 acres with 1.02 × 106 plants b. 100 acres with 1.7 x 107
cluponka [151]
A) 85 acres with 1.02 x 10⁶ plants
b) 100 acres with 1.7 x 10⁷ plants
c) 110 acres with 1.9 x 10⁶ plants
d) 205 acres with 3.4 x 10⁵ plants

a) 1.02 x 10⁶ = 1,020,000 ÷ 85 acres = 12000 per acre
b) 1.7 x 10⁷ = 17,000,000 ÷ 100 acres = 170,000 per acre
c) 1.9 x 10⁶ = 1,900,000 ÷ 110 acres = 17,272.73 per acre
d) 3.4 x 10⁵ = 340,000 ÷ 205 acres = 1658.54 per acre

Among the choices, Letter C. 110 acres with 1.9 x 10⁶ plants has the density of approximately 17000 plants per acre. Its actual density is 17,272.73 plants per acre.
4 0
3 years ago
The cost of a High Definition television now averages $700, but the cost is decreasing about 15% per year. In how many years wil
Roman55 [17]

Answer: 7.7 years

Step-by-step explanation:

Given

The cost of HD TV is $700 and it is decreasing at the rate of 15% per year

After one year it becomes

\Rightarrow 700-700\times 15\%\\\Rightarrow 700(1-0.15)

after 2 year it becomes

\Rightarrow 700(1-0.15)-700(1-0.15)\times 15\%\\\Rightarrow 700(1-0.15)(1-0.15)\\\Rightarrow 700(1-0.15)^2

Suppose, after x years it becomes $200

\Rightarrow 200=700(1-0.15)^x\\\\\Rightarrow \dfrac{2}{7}=0.85^x\\\\\text{Taking log both sides}\\\\\Rightarrow x=\dfrac{\ln (\frac{2}{7})}{\ln (0.85)}\\\\\Rightarrow x=7.7\ \text{years}

Thus, it takes 7.7 years for the cost to come under $200.

3 0
2 years ago
Lydia wanted to flip a coin and roll a die at the same time, but she also wondered what the probability of the coin landing on h
exis [7]

Answer:

incorrect

Step-by-step explanation:

this is because it would be 1/2 and 1/6. you would have to multiply the bases for a probability of 1/12

7 0
3 years ago
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