# tae

Most popular questions and responses by tae
1. ## physics

a skateboarder is skating over a circular bump. she is at the top of the bump and is moving with a speed of 5m/s. Is the normal force exerted on the skateboarder by the bump greater than, less than, or equal to the weight of the skateboarder? explain.

2. ## College Algebra

The combined yearly interest for x dollars invested at 12% and 30,000 - x dollars invested at 9% is

3. ## algebra

A very old vending machine accepts only nickels (n) and dimes (d). Candy costs up to \$0.50, but sometimes the machine will dispense candy without any coins being inserted into the machine. Which inequality shows all of the ways to obtain a candy bar from

4. ## physics

A particle moves through an xyz coordinate system while a force acts on it. When the particle has the position vector vector r = (2.00 m)ihat - (3.00 m)jhat + (2.00 m)khat, the force is vector F = Fxihat + (7.00 N)jhat - (5.30 N)khat and the corresponding

5. ## Math

Alex has 7 pizzas he wants to shat3 equally with 10 friends l. How much pizza will each friend recieve?

6. ## Us history

what is the embargo act of 1807?

7. ## physics

A uniform rod of mass M = 326 kg is in the shape of a semicircle of radius R = 6 m. Calculate the magnitude of the force on a point of mass m = 74 kg placed at the center of the semicircle, as shown in the figure.

8. ## physics

For the following three vectors, what is 3C·(2A multiplied by Bvec)? A = 2.00ihat + 3.00jhat - 6.00khat Bvec = -3.00ihat + 3.00jhat + 2.00khat C = 9.00ihat - 8.00jhat

9. ## Writing

How should I start an essay about myself? One of the most effective ways I've taught and used to write anything autobiographical is to think of a time when you did something really meaningful: ~ made a major decision about your future ~ endured a painful

11. ## physics

At the instant the displacement of a 2.00 kg object relative to the origin is d = (2.00 m) ihat + (4.00 m) jhat - (3.00 m) khat, its velocity is v = - (6.20 m/s) ihat + (2.70 m/s) jhat + (2.60 m/s) khat, and it is subject to a force F = (6.00 N) ihat -

12. ## physics

A spy satellite was launched into a circular orbit with a height of 599 km above the surface of the Earth. Determine its orbital speed and period. (The mass of the Earth is 5.97 1024 kg, and the radius of the Earth is 6370 km.)

13. ## physics

A particle moves through an xyz coordinate system while a force acts on it. When the particle has the position vector vector r = (2.00 m)ihat - (3.00 m)jhat + (2.00 m)khat, the force is vector F = Fxihat + (7.00 N)jhat - (5.30 N)khat and the corresponding

14. ## Math

you are driving at a constant speed of 50 mi/h along a straight road at a constant speed between A and B along the way you pass through city C. the cities B and C are 100 and 25 miles resorctively from city A Use absolute value function to express this

15. ## physics

If d1 = 7 ihat - 2 jhat + 4 khat and d2 = -5 ihat + 2 jhat - khat, then what is (d1 + d2)·(d1 multiplied by 6 d2)?

7|8-3h|=2h-7

18. ## physics

The distances from the Sun at perihelion and aphelion for Pluto are 4.410 109 km and 7.360 109 km, respectively. What is the ratio of Pluto's orbital speed around the Sun at perihelion to that at aphelion?

19. ## physics

A satellite is in circular orbit around the Earth at a distance of 4.74RE with a speed of 3.63 km/s. With what speed would the satellite hit the Earth's surface if somehow it suddenly stopped and fell to Earth? Ignore air resistance.

20. ## algebra

Explain the process for finding the equation for a line of best fit from a data table and evaluate whether it is possible to have 2 correct answers.

21. ## math

How do u simplify . Express final answer using positive exponents. 2^3= (B^4)^-3=

22. ## algebra 2

decribe the end behavior of the graph of the polynomial function.then evaluate the function for x=-4,-3,-2...,4. equation is y=x^4-2x^2-x-1

23. ## social studies

how is congress divided? what is the number of representatives based on?

24. ## Statistics

The following simple random sample was selected from a normal distribution: 4, 6, 3, 5, 9, and 3. a. Construct a 90% confidence interval for the population mean μ.

25. ## Math

The serving size babies need to be fed is 2 fl. oz. Knowing that I can feed the baby 8 times a day & 3oz. of formula each time, How much formula will I be using daily? Answer: 24 oz. How much formula will I be using... weekly? Monthly?

26. ## physics

For the vectors in the figure below, with a = 8, b = 7, and c = 113, calculate the following dot products.

27. ## physics

A satellite is placed between the Earth and the Moon, along a straight line that connects their centers of mass. The satellite has an orbital period around the Earth that is the same as that of the Moon, 27.3 days. How far away from the Earth should this

28. ## Math

Write an equation for a line of best fit for the data in the table below. Sandwich Total Fat Total Cals. Hamburger 9 260 Cheeseburger 13 320 Quarter Pounder 21 420 Quarter w/cheese 30 530

29. ## History California

what was the importance of sebastian Vizcaino in 1602

1. ## math

I don't get it. We cannot use fraction tiles to help us our teacher said,we have to multiply but I need help with the work she has given us to do for homework.

posted on April 15, 2019
2. ## Math

omg army!!! my bias is jungkook too!

posted on September 5, 2018
3. ## Math

I love KOOKIE...AKA JUNGKOOKKK

posted on November 2, 2016
4. ## physics

345 m s

posted on September 13, 2016
5. ## physics

Thank you very much.

posted on April 23, 2013
6. ## unscrambling word

i don't no

posted on January 12, 2009
7. ## Psychology

He is put into detention for being disruptive that's the positive reinforcement and when he go to detention and joke around and no one does anything to him that is negative reinforcement. Sorry but this is my first day on here, and im a few days late. lol!

posted on September 10, 2008

Thank you so much!!!!!!!!!!!!!!!!

posted on September 10, 2008