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Mathematics 23 Online
OpenStudy (anonymous):

pLeAsE HeLp! Is the line for the equation x = 4 horizontal or vertical? What is the slope of the line? Select the best answer. The line is horizontal. The slope is 0. The line is vertical. The slope is undefined. The line is horizontal. The slope is undefined. The line is vertical. The slope is 0.

OpenStudy (anonymous):

I thin its b

OpenStudy (anonymous):

yep, it could be b

OpenStudy (anonymous):

could yall explain please? :]

OpenStudy (praxer):

slope = tan theta, since it is vertical so, theta is 90 and tan 90 is undefined so,

OpenStudy (anonymous):

Select the coordinates of two points on the line y = -2. (2, -2) and (-2, 2) (-2, -2) and (-2, 0) (2, -2) and (0, -2) (-2, 2) and (-2, -2)

OpenStudy (praxer):

it is C

OpenStudy (anonymous):

(2,-2) and (0,-2)

OpenStudy (anonymous):

Yep its C alright

OpenStudy (anonymous):

explain please?

OpenStudy (anonymous):

I got an 8 outa 10! <3 thanks guys

OpenStudy (anonymous):

Your welcome

OpenStudy (praxer):

where slope is 1 and intercept is -2 then find it by, $$\huge y=mx+c$$

OpenStudy (praxer):

#here

OpenStudy (anonymous):

are any of yall good at science? c: thanks @praxer

OpenStudy (praxer):

sorry slope is 0.. Apologies.. :P

OpenStudy (anonymous):

I am

OpenStudy (anonymous):

okay can I post some questions for science here?

OpenStudy (anonymous):

Sure

OpenStudy (anonymous):

Its your question sb, so feel free to do it

OpenStudy (anonymous):

I have a science question to see if u can answer it. Ready?

OpenStudy (anonymous):

How were the AI (artificial intelegence) robots created?

OpenStudy (anonymous):

It is hard to tell. The development of those robots is unanswerable.

OpenStudy (anonymous):

brb

OpenStudy (anonymous):

Ok

OpenStudy (anonymous):

I'm waiting for the password it'll just take like a min or two :]

OpenStudy (anonymous):

For what?

OpenStudy (anonymous):

okay i got it

OpenStudy (anonymous):

Got what?

OpenStudy (anonymous):

A student did an experiment with two identical plants, Plant 1 and Plant 2. About 10 mL fertilizer was added to Plant 1. About 200 mL of water was added to each plant every day. The height of the plants was recorded over a period of 5 weeks in the table shown below. Week Height of Plant 1 (in inches) Height of Plant 2 (in inches) 1 12.6 12.6 2 13.8 12.9 3 14.9 13.4 4 15.7 13.8 5 16.6 14.6 Based on the table, which of these conclusions is correct? Fertilizer helps plants grow taller. Fertilizer can help a plant survive for five days. Plants need more than 200 mL of water to survive. Plants need more than 10 mL fertilizer to grow in size.

OpenStudy (anonymous):

Answer Choices: Fertilizer helps plants grow taller. Fertilizer can help a plant survive for five days. Plants need more than 200 mL of water to survive. Plants need more than 10 mL fertilizer to grow in size.

OpenStudy (anonymous):

Its A

OpenStudy (anonymous):

could ya explain please?

OpenStudy (anonymous):

I looked it up. I havent learned this stuff yet

OpenStudy (anonymous):

Im working on the human body

OpenStudy (anonymous):

Which of these is an example of an experiment? plant growth is affected by temperature leaves may change color due to temperature add different quantities of water to three potted plants the plant which gets the most sunlight grows the fastest

OpenStudy (praxer):

Fertilizer (or fertiliser) is any organic or inorganic material of natural or synthetic origin (other than liming materials) that is added to soil to supply one or more plant nutrients essential to the growth of plants. In the present instance use of fertilizers clearly caused the plat to grow high.

OpenStudy (praxer):

it is C.

OpenStudy (anonymous):

I think that they are both experiments. but for me, the best answer is letter a! why? because in biology we studied that the growth of the plant is affected by the factors such as temperature, sunlight, etc. Read more: Which of these is an example of an experiment? A.Plant growth is affected by temperature.B.Leaves may change color due to temperature.C.Add different - Well this is my homework question that i don`t get :( :: Ask Me Fast at http://www.askmefast.com/Which_of_these_is_an_example_of_an_experiment_APlant_growth_is_affected_by_temperatureBLeaves_may_change_color_due_to_temperatureCAdd_different_-qna4280389.html#q2076487

OpenStudy (anonymous):

thanks! Scientists believe that Earth is becoming warmer. This idea will become unacceptable over time if it is not discussed in a scientific forum scientific evidence supports a new idea scientists propose alternative hypothesis new instruments are invented to measure temperature

OpenStudy (anonymous):

explain? :]

OpenStudy (anonymous):

Scientists believe that Earth is becoming warmer. This idea will become unacceptable over time if it is not discussed in a scientific forum scientific evidence supports a new idea scientists propose alternative hypothesis new instruments are invented to measure temperature

OpenStudy (anonymous):

@joseg.77 @praxer

OpenStudy (praxer):

scientific evidence support a new idea. I think this should be te correct option, but can't say in an affirmative. :)

OpenStudy (anonymous):

I agree with praxer that seems like the right choice.

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