05/04/21

Entropy Questions Physics
Give an example of a device that decreases entropy in a specific area (but still increases total entropy in the universe).
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05/03/21

All tutors have completely ignored me please correctly help me with chemistry homework as soon as possible please

S   + 6 HNO3 → H2SO4 + 6 NO2 + 2 H2OIn the above equation, how many grams of water can be made when 4.4 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is a whole... more
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05/02/21

Find set of values such that stationary/inflection points exist.
Let f:→x∈ R I x2+bx+1>0}→R defined by f(x)=loge(x2+bx+1) where b∈R is a constant.a)Find the set S of values of b for which f has a stationary point. Show your reasoning.b)Find the set T of... more
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05/02/21

Taylor Series and Error Bound (NOT a test question)
If f(x) = 1 + 3x - 5x2 + 4x3 + 2x4, which of the following are true statements? The Taylor polynomial of degree 6 about x = 3 for f(x) is equal to f(x). The remainder term R5(x) for f(x) is equal... more
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05/01/21

Infinite Limits and Infinity at Limits

1.) Lim x->4+ ( -(x-2)/(4-x) + (5x)/(2x+3) )2.) Lim x-> 3- ( (2x/x-3) - (x+8)/(5x+2) )3.) Lim x-> +∞ ( (8x^4-2x^3+x^2+7x-1) / (2x^4+2x^3-3x+11)4.) Lim x-> +∞ ( (7x^2+2x-10) /... more
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04/30/21

The direction of the electric field oscillations in light waves is referred to as a) Constructive interference b) Destructive interference c) Diffraction d) Polarization
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04/30/21

Use the equation below to find the slope of the tangent line of the given function 𝑓(𝑥)= 2𝑥2+5𝑥 in terms of x.
Use the equation below to find the slope of the tangent line of the given function 𝑓(𝑥)= 2𝑥2+5𝑥 in terms of x.𝑚𝑡𝑎𝑛 = limΔ𝑥→0 Δy/Δx = limΔ𝑥→0 𝑓(𝑥+Δ𝑥)−𝑓(𝑥)/Δ𝑥
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04/29/21

Which of the following functions grows the slowest as x goes to infinity? (4 points)

Which of the following functions grows the slowest as x goes to infinity? (4 points) a 5x b 5x c x5 d They all grow at the same rate. my answer is b
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04/29/21

Which of the following functions grows at the same rate as 3x as x goes to infinity?
Which of the following functions grows at the same rate as 3x as x goes to infinity?a)2xb)c)d)my answer is D
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04/29/21

What does limit as x goes to infinity of the quotient of f of x and g of x equals infinity show
What does  showa)g(x) grows faster than f(x) as x goes to infinity.b)f(x) and g(x) grow at the same rate as x goes to infinity.c)f(x) grows faster than g(x) as x goes to infinity.d)L'Hôpital's Rule... more
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04/29/21

After the launch, the cart’s speed is v2. Beginning at time t = 0, the cart experiences a braking force of F = -bv, rest in comments
where b is a positive constant with units of kg/s and v is the speed of the cart. Express your answers to the following in terms of m, b, v2, and physical constants, as appropriate. (5) a. Using... more
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04/28/21

you choose 2 balls at random, one at a time. Are you more likely to chose 2 white balls in a row when you replace the first ball or when you don't replace the first ball? Explain.
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04/28/21

Help with a physics problem
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04/28/21

Help with a physics problem
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04/28/21

Help with a physics problem
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04/28/21

Please help with this probability Q
Ally is a contestant on a TV gameshow called Win a Million. Each timeshe answers a multiple-choice questioncorrectly, she wins money. If she picks awrong answer, she is eliminated. If Ally doesnot... more
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04/26/21

What is the vector of field F?
SPECIFY THE COMPONENT function of a vector field F in R2 with the following property.F is everywhere normal to the line x=4What are the possible vector field F?1)f=(0,y)2)f=(x,0)3)f=(x,y)4)f=(-y,x)
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04/26/21

Tag Remover. Read in a string that may have spaces (use getline!).
Read in a string that may have spaces (use getline!). In the string will be something that looks like [TAG]text inside tag[/TAG] where TAG can be any string. Print out the TAG, a colon, and the... more
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04/24/21

answer the question below
Listener1 is moving at 60m/s towards the source and listener2 is moving away at the same speed. The frequency of the sound is 880Hz. This is in air at 20°C where the speed of propagation of sound... more
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04/23/21

precalculus im lost
An exponential function f ( x ) = a ⋅ b x passes through the points (0, 2000) and (2, 980). What are the values of a and b ? a = and b =
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04/23/21

Can i have some assistance im confused precalculus

A population numbers 14,000 organisms initially and decreases by 4.8% each year.Suppose P represents population, and t the number of years of growth. An exponential model for the population can be... more
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04/23/21

Calculating functions
Let the function f be defined by f = {(-3, 4),(-2, 2), (-1, 0), (0,1), (1, 3), (2, 4), (3, -1)}and let the function g be defined byg = {(-3, -2), (-2, 0), (-1, -4), (0, 0), (1, -3), (2, 1), (3,... more
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04/23/21

What is the maximum decimal value (positive value) represented by a 6-bit signed binary number with a 3-bit fraction.
What is the maximum decimal value (positive value) represented by a 6-bit signed binary number with a 3-bit fraction.
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04/23/21

How many 3-input AND gates are required to AND 26 signals?
How many 3-input AND gates are required to AND 26 signals?
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04/23/21

A wave has a wavelength of 4m and a frequency of 20 hz, what will be the speed of the wave? a) 0.2m/s b) 5m/s c) 24m/s d) 80m/s
Show calculations! Thank you!
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