04/10/21

physics question
A 25 g pellet is placed in the barrel of a toy gun and is propelled by a spring with a spring constant of 50. N/m. The gun is held vertically, the spring is compressed 20. cm and then released... more
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04/09/21

math help please
The Simmons family and the Taylor family each used their sprinklers last summer. The Simmons family's sprinkler was used for 20 hours. The Taylor family's sprinkler was used for 15 hours. There was... more
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04/08/21

Rational Functions & Graphs
Write an equation for a rational function with:Vertical asymptotes at x = −6 and x = −3x intercepts at (−2,0) and (2,0) Horizontal asymptote at y = 3
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04/08/21

How many moles are in 8.2 x 1022 molecules of N2I6?
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04/07/21

please help with honors chemistry

please help me with chemistry. i am having trouble with the net ionic. but please do the whole thig so i can check my answers. thank you so very much. i really appreciate it. change the word... more
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04/07/21

f(x) = x 3 − 3x 2 − 9x − 1
f(x) = x 3 − 3x 2 − 9x − 1 • Find interval(s) where f(x) is increasing. • Find interval(s) where f(x) is decreasing. • Find where f(x) is concave up. • Find where f(x) is concave down
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04/07/21

MATH PRECALCULUS
Find a possible formula for the trigonometric function whose values are in the following table. x 0 2 4 6 8 10 12 y -2 -6 -2 2 -2 -6 -2
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04/07/21

help me i need to know the answer soon!
The Green family and the Wilson family each used their sprinklers last summer. The water output rate for the Green family's sprinkler was 25L per hour. The water output rate for the Wilson family's... more
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04/07/21

Consider the function f(x)=6x^8+6x^6−2x^4−7
Enter the antiderivative of f(x)
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04/07/21

A particle is moving with acceleration a(t)=24t+12. its position at time t=0 is s(0)=15 and its velocity at time t=0 is v(0)=17. What is its position at time t=14?

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04/06/21

gas law stoichiometry

If a 0.154 g block of sodium is placed in excess water, heat and a gas are produced. If the gas is at STP, how many milliliters of gas are produced?
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04/06/21

Write the balanced chemical equation showing the reaction between nitrogen monoxide gas and hydrogen gas to form nitrogen gas and water vapor.
Show the work please!!!!
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04/05/21

Find the 8th term of the geometric sequence 5, -15, 45, ...5,−15,45,...
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04/05/21

y=1/2(x+1)(x-3)
Can you change this to vertex form and show your steps
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04/05/21

Physics collision question.
Two objects move towards each other, then collides and separates. If no external force acts onthis system, which of the following statement is true?a. Px, Py, and total momentum are conserved but... more
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04/03/21

Write and then solve for y = f(x) the differential equation for the statement: "The rate of change of y with respect to x is inversely proportional to y4."

Write and then solve for y = f(x) the differential equation for the statement: "The rate of change of y with respect to x is inversely proportional to y4."
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04/03/21

Draw the following examples: v^-> = 4km at a bearing of 295 degrees.
Draw the following examples:a) v (arrow on top of v) = 4km at a bearing of 295 degrees.Would this be correct?
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04/03/21

Calculus Question, help please!
Estimate the area under the graph of f(x)=1/x+4 over the interval [−1,2] using four approximating rectangles and right endpoints.Rn= Repeat the approximation using left endpoints.Ln= 
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04/02/21

Find the absolute maxima and minima for f(x) on the interval [a, b].
Find the absolute maxima and minima for f(x) on the interval [a, b].f(x) = x3 − 3x2 − 45x + 8,    [−4, 7]absolute minimum (x,y) = ( ? )absolute maximum (x,y) = ( ? )
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04/02/21

Trig Ferris Wheel Problem
Part 1The Ferris Wheel has a diameter of 30 meters, the center is 19 meters off the ground and it makes 2 revolutions per min. Draw this Ferris Wheel, labeling the radius, height, and center.... more
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03/29/21

State the following, whether it's a SCALAR or a VECTOR and explain why.
A child pulling a wagon with a force of 100N at 30o to the horizontal. A woman skiing at a speed of 25 km/h. Acceleration due to gravity on Earth of 9.8 m/s2 downward. Your weight on a bathroom... more
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03/29/21

Which statement is true about the series the summation from n equals 1 to infinity of 3 plus 2 times the quantity k minus 1 ?
Which statement is true about the series  ? A It converges to 0. B It is arithmetic. C It converges to some unknown value. D It is geometric.
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03/28/21

maximum velocity
At a carnival, an animated target oscillates in a straight line from a fixed point, P, such that after t seconds, its position, in meters per second, is given by S(t)= cos(t) - cos (2t). Determine... more
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03/28/21

the graph of y=g(x) is shown. draw the graph of y= -g(x+3)
i need help with this. the original coordinates are (0,0) (-2,-4) (-4,0)
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03/23/21

How many atoms are in 4.23 mol of pure aluminum

How many atoms are in 4.23 mol of pure aluminum
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