# Posts by tae

Total # Posts: 36

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.

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?

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

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 the machine?

Math
I love KOOKIE...AKA JUNGKOOKKK

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 torque about the ...

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

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

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)?

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 torque about the ...

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 - (7.70 N) jhat + (4.10 N...

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 satellite be placed?

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?

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.)

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.

physics
Thank you very much.

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.

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

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.

History California
what was the importance of sebastian Vizcaino in 1602

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 distance as a function of T

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

physics
345 m s

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

science

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. thanks.

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

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

Us history
what is the embargo act of 1807?

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

We are working in the ratification section All of them.

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!

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 time from which ...

help me for this stupid worksheet
thankss!! u guys r awsome!!

silaprainestuiq
i don't no

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