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This page lists questions and answers that were posted by visitors named !!.

Questions

The following questions were asked by visitors named !!.

A bag contains 8 black marbles and 20 yellow marbles. You reach into the bag and pull out a black marble. Then you reach into the bag and pull out another marble. What is the probability that the second marble is yellow?

8. Solve each of the following trigonometric equations and find all solutions in the interval: 0<= θ <=2pi f. 2sin^2 x - x - 1 = 0

Are my answers correct? a. The number of bacteria present in a colony is 180 at 12 noon. The bacteria grows at a rate of 23% per hour. How many will be present at 8pm? Answer: ~943 number of Bacteria by 8pm b. A house purchased for $226,000 has lost 3% of...

Using system of equations: d. Find the value of two numbers if their sum is 120 and their difference is 40.

For system of equations, how do you know if you have the correct solution?

Heating copper(II) sulfate pentahydrate will evaporate the water from the crystals, leaving anhydrous copper sulfate, a white powder. Anhydrous means “without water”. What mass of anhydrous copper(II) sulfate would be produced by heating 500.0 g of CuSO 4...

A car is travelling along the highway at 90km/h. The driver applies the brakes, the braking action causes a frictional force of 8400 N on the 1050 kg car. How far does the car travel while it is braking? Note: answer is 39m but idk how to get there

Ninhydrin’s composition is 60.68 % carbon, 3.40% hydrogen and 35.92 % oxygen. What is the empirical formula?

8 Zn + S8 --> 8 ZnS if 5.00 g of zinc and 3.00g of S8 are available what is ZnS mass?

Answers

The following answers were posted by visitors named !!.

I'm pretty sure the dependent clause is D the independent clause is also gonna be D

I made the wrong title, I need help solving this equation.

I dont know how else to type it, maybe this way? Interval: 0<= θ <=2pi (2sin^2) x - x - 1 = 0

For me its only a practice not for a grade, but if you need some guidance here are the answers: 1. D. Two attempts to establish colonies at Roanoke failed. 2. Fishing trapping and trading 3. It was safe from spanish ships. 4. D. that the governor's power...

Your welcome! 💗

1 D 2 C 3 D 4 A 5 B 6 Checks and balances 7 Vote by Italian 8 B 9 France, Napoleon 100% i just took the quiz

cadc i got a 50 with other peoples answers, this is the real one.

i think its rotation.

it'll come down to an 86

oh ok thank you

i am pretty sure its A. Since they have to adapt to there being no soil etc

lack of nitrogen in the soil*

so it would be D(-2, 5); E(-1 5); F(-1, 2). ??

4 - (-5) - 4 + (-3) + 4 it equals to 6

To School For Cool is right! 100%

competition* if it helps, I know that the answer is 6.6 but I don’t quite understand it. Thank you for the help.

Thank you very much! This is clear now :)

S = 2(lw + lh + wh) S = 2((15x13)+(15x8)+(13x8)) S = 2(195+120+104) S = 838 cm^2

1cm=0.1dm 27cm=2.7dm

I think its 110 people?

square root of 169=13 so each side of the square is 13 m (13mx13m=169m²) 13m x 4 (# of sides of square) = 52m 52m of fencing

Brother are crazy