06/18/21

Please Read the Question Below!
An energy-efficient lightbulb, taking in 26.0 W of power, can produce the same level of brightness as a conventional lightbulb operating at power 100 W. The lifetime of the energy-efficient bulb is... more
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06/18/21

ENERGY QUESTION 2
A ship of mass 125 MT accelerates at 220 m/s^2 from an initial speed of 10 knots. a) How fast will the ship be travelling after 45 min. b) How much kinetic Energy has the ship gained?
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06/17/21

What would it equal?

if a is a positive real number, find the following value for the function given below g(x) = (7x)/(x ^ 2 + 8); g(sqrt(a)) =
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06/16/21

Find functions f and g such that h = g ∘ f. (Note: The answer is not unique. Enter your answers as a comma-separated list of functions. Use non-identity functions for f and g.)
h(x) = (4x2 − 5)−3{g(x), f(x)} =
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06/16/21

the question is posted below with an explanation of the matching image

Two neighbouring houses are located at A and B, near a straight section of a rural road, RD. The electric company plans to place a pole P, at the roadside and connect wires from the pole to the two... more
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06/16/21

Find the domain of the function. (Enter your answer using interval notation.)
f(x) = √4 − x÷ x + 7 Find the domain of the function. (Enter your answer using interval notation.)
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06/16/21

help with this question plz and thankyou
Determine the center and radius of this circle: x^2 +6x +y^2 -8y =0
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06/16/21

How many atoms are there in 6.35 moles of ccl4?
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06/15/21

True or false nuclear power is bad
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06/14/21

3 Part question need help with b and c
A) Graph the function of f(x)=3x^2+6x. (GOT THIS PART COMPLETE) b.) find f'(x) by determining lim= f(x+h)-f(x) -------------------- ... more
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06/14/21

find an equation for the line tangent y= -5 - 4x^2 at (-3, -41)
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06/13/21

What is the volume of a piece of diamond (𝜌 = 3.5 g/cm3) that has a mass of 0.70 kg?
What is the volume of a piece of diamond (𝜌 = 3.5 g/cm3) that has a mass of 0.70 kg?
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06/13/21

Geometry Question

Sara rents her goat, Munchie, as a lawn mower. Munchie is tied to a stake with a 10-m rope. Sara wants to find an efficient pattern for Munchies stake positions so that all grass in a field 42 m by... more
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06/12/21

Please, Read the Question Below :)
You can feel a force of air drag on your hand if you stretch your arm out of the open window of a speeding car. [Note: Do not endanger yourself by performing this experiment.] Calculate this force,... more
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06/11/21

Write an expression for the particles velocity and an expression for the position s(t) of the particle
A particle moves along x axis so that it’s acceleration any time t>0 is given by a(t)=12t-18. At time t=1 the velocity of the particle is v(1)=0 and s(1)=9
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06/11/21

Need help with a calculus problem
Find all numbers c that satisfy the conclusion of Rolle's Theorem for the following function. If there are multiple values, separate them with commas; enter N if there are no such... more
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06/10/21

Need help with a calculus problem
Find d83 / dx83 cos (-0.5x).
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06/10/21

What is the answer?
Gasoline (octane) combusts with oxygen gas according to the following reaciton:2𝐶8𝐻18+25𝑂2⟶16𝐶𝑂2+18𝐻2𝑂Calculate the volume, in Liters of CO2 (g)  produced when 649.09 g of C8H18 react at... more
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06/09/21

The equation 4.05p+14.40=4.50(p+3) represents the number p of pounds of peanuts you need to make trail mix. How many pounds of peanuts do you need for the trail mix?

You need pounds of peanuts for the trail mix
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06/09/21

Inuit Ed has entered his husky dog in the 100.0 m sled dog dash.

Inuit Ed has entered his husky dog in the 100.0 m sled dog dash. The dog pulls the sled (of mass 113 kg) with its applied muscle force through thick snow which offers a resistance due to surface μ... more
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06/08/21

Please I need help with my math homework quickly please

Question 1: Use composition to identify the functions that are inverses of each other.  A.)  B.)   C.) D.)   Question 2: Identify the inverse of f(x) = 4 + x2. Determine whether it is a function... more
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06/08/21

Statistics Question
b) Characterize the correlation.
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06/08/21

Force & Gravity
Two spherical objects have masses of 923kg and 410000000kg. The gravitational attraction between them is 0.0023N. How far apart are their centers?
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06/07/21

If you know the names of the remaining five students in the spelling​ bee, what is the probability of randomly selecting an order and getting the order that is used in the spelling​ bee?

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06/07/21

A jogger jogs around a circular track with a diameter of 400 m in 10 minutes. What is the jogger's average speed in m/s?
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