12/08/19

Which of the following characteristics best describes the given function of ƒ(x) = 3x2 ?
quadratic function, U-shape, maximumquadratic function, U-shape, minimumquadratic function, V-shape, minimumquadratic function, V-shape, maximum
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12/08/19

Physics, Energy Problems (confused!)
1) a 2000 kg rollercoaster starts from a height of 55 m and an initrial velocity of 8 m/s. When it reaches the bottom of the hill (height of zero), what is its velocity?2) For the rollercoaster... more
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12/07/19

Frequency and wavelengths
WEGT( Hank-FM) operates at a radio frequency of 99.9MHz a) what is the wavelength of this radiation (hint:1MHz= 10^6Hz)b) What is the energy of the radio frequency in the problem above in kJ?
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12/07/19

Write an equation in slope intercept form for the line that passes through the given point and is parallel to the graph of the given equation
(-3,4), 3y=2x-3Right in equation in slope intercept form for the line that passes through the given point and is parallel to the graph of the given equation
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12/07/19

Physics Question
The single-atom gas is contained in a cylinder whose volume can be changed by a piston. The volume of gas is6.0 m3 and exerts a pressure of 1.0 · 10 5 Pa on the cylinder walls. Calculate the... more
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12/07/19

What is the equation of the line that passes through the point ( 5 , 4 ) and has a slope of 6 / 5
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12/07/19

The sizes of two matrices are given. Find the size of the product AB and the size of the product BA, if the given product can be calculated. A is 1 × 3; B is 3 × 1.
do not understand algebra please help
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12/07/19

A 0.600 kg particle has a velocity of 2.00 m/s at point A and a kinetic energy of 7.50 J at B.

(a) What is your kinetic energy at point A?(b) Its velocity in B?(c) The total work done on the particle when it moves from point A to point B?
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12/07/19

Word Problem Solving Equation
A sound wave is given the following equation:y= 8 sin(512πt) where t= time in seconds.How many cycles will occur between t=2 and t=3.5 seconds?
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12/07/19

College physics 1
How much heat in kcal is required to change 0.5 kg of ice, originally at - 10 degrees * C into steam at 110*C ? Show all your steps. Constants needed in the problem: Latent heat of fusion=79.7... more
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12/06/19

108 is 63% of what number?
108 is 63% of what number?
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12/06/19

There was a sample of 550 mg of radioactive substance to start a study since then the sample has decayed 2.9% each year write an exponential function showing the relationship between Y&T
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12/06/19

(H+2)*h=20, so what is h.
I know through trial and error h=3.5825 - but want to know how to work it our logically, I can simplify to h= √(20-2h)
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12/06/19

college physics 1
A block of unknown mass is attached to a spring with a spring constant of 7.00 N/m and undergoes simple harmonic motion with an amplitude of 12.5 cm. When the block is halfway between its... more
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12/06/19

A 3.0 kg mass body has an initial velocity v0 = (6.0 i - 2.0 j) m/s.
(a) What is the initial kinetic energy? (b) Determine the value of the final kinetic energy if its velocity changes to v0 = (8.0 i + 4.0 j)?
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12/06/19

The output is the cube of the input
I need help answering this problem
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12/06/19

Find an end degree polynomial function with the real coefficient satisfying the given condition
N=3; 5, -3i, f(2)=195Find an nth degree polynomial function with real coefficient satisfying the given condition
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12/06/19

Math help equation
The values -11/3 and 22/k are slopes of two parallel lines. what is the value of k?
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12/06/19

My question is if 8h+1 equivalent to 9h ?
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12/06/19

The radioactive element carbon-14 has a half-life of 5750 years. A scientist determined that the bones from a mastodon had lost 64.8% of their carbon-14
The radioactive element carbon-14 has a half-life of 5750 years. A scientist determined that the bones from a mastodon had lost 64.8% of their carbon-14. How old were the bones at the time they... more
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12/06/19

What is the ceofficient of q ?
3 + 9q + 811. 32. 23. 44. 1
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12/05/19

Summative Test Review for Algebra 2
In a softball game, the batter's hit can be modeled with the equation y=-9x^2 + 90x +11, where x is the distance of the ball and y is the height of the ball. Find the distance that the ball... more
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12/05/19

What is the slope of this line? (2,8) and (4,16)
The coordinates are on a graph
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12/05/19

what is the equation of the parallel line y=4x+1 that passes thrrough (-2, -5)
im lost asf and its frustrating :(
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12/05/19

Algebra Question!
Solve for x: x2 + x - 1 = 0 This solution contains a fraction ± another fraction with a radical numerator. What is this fraction with a radical numerator? (A) ± (√7)/(2)(B) ± (√17)/(4)(C) ±... more
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