William W.

09/29/21

What is this answer?

A polygon with n sides has D diagonals, where D is given by the function D(n)=n(n−3)2. Find the number of sides n if 104≤D≤560.The number of sides is {n | _ ≤n≤ _ }.

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Precalculus

09/29/21

What is this answer?

given that the polynomial function has the given zero, find the other zeros.f(x)=x3−11x2+49x−75; 3The other zero(s) is/are ?(Do not factor. Use a comma to separate answers as needed. Express... more

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Math Statistics Maths

09/29/21

Find the area under the standard normal curve that lies between

z = −2.30 and z = 1.08

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Algebra 1 Algebra 2

09/28/21

8. TRANSFORMATIONS: Make a statement that best describes the effects of the graph f(x) = √x when it is replaced by 0.2 f(x-7) ?

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Answers •1

Math Geometry Algebra

09/28/21

Super hard geometry question!!

If you were to describe the parts of the circle, how would you label AB, PQ, ST, SQ and SP? What are the lengths of each segment?

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Answers •1

Chemistry

09/28/21

I NEED HELP WITH A CHEM QUESTION

The 157 km trip takes 2.0 h. What was the average speed for the trip The return trip over the same route takes 3.0 h because of heavy traffic? What is the average speed for the return trip What is... more

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Algebra 1

09/28/21

A 33-inch piece of steel is cut into three pieces so that the second piece is twice as long as the first piece, and the third piece is one inch more than five times the length of the first piece.

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Physics

09/26/21

Describe motion of an object from the following scenarios.

d=5+2t d=5t+2t^2 When t=0,d=0,v=15, and a constant acceleration of -5.

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Physics

09/26/21

Describe motion of an object from the following scenarios.

d=5+2t d=5t+2t^2 When t=0,d=0,v=15, and a constant acceleration of -5.

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Answers •1

Math Physics

09/26/21

Calculate the momentum

Calculate the momentum of an electron if its kinetic energy is 10keV.

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Algebra 1

09/26/21

consectuive integers whose sum is 261

three good friends are in the same algebra class. their scores on a recent test are three consecutive integers whose sum is 261 find each score?

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Answers •2

Physics Mathematics Food Engineering

09/26/21

Mass balancing (Food engineering)

Raw milk contains 12% solids is pasteurized to 70 degree Celsius before entering the evaporator for concentration. The concentrated milk leaving the evaporator contains 50% solids. During... more

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Answers •1

Calculus Mathematics Calc

09/25/21

Implicit differentiation question

If 2x^2+5x+xy =1 and y(1)= -6 find y'(1)=?

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Answers •2

Calculus Mathematics Calc

09/25/21

Implicit differentiation question

If 2x^2+5x+xy =1 and y(1)= -6 find y'(1)=?

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Answers •1

Chemistry

09/25/21

I don't understand the problem

A 75.0 mL portion of a 1.50 M solution is diluted to a total volume of 228 mL. A 114 mL portion of that solution is diluted by adding 189 mL of water. What is the final concentration?... more

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Geometry

09/24/21

What would you need to do to determine if the lines below are parallel, perpendicular, or neither and then say if you think they are parallel, perpendicular, or neither. y-3 = 5(x+2) & 15x + 3y = 7

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Answers •1

Math Precalculus Algebra

09/24/21

Pre Calc Question

A coin is dropped from the top of a 640 foot building. Its height relative to the ground is given by the function h(t)=−16t2+320. Answer the following questions rounding to two places where... more

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Answers •2

Physics

09/24/21

A ball is thrown upward at an initial velocity of 4.9 m/s. What is its acceleration at its highest point?

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Answers •1

Physics

09/24/21

An egg is dropped from rest. How fast will it be going just prior to hitting the floor 1.2 m below its release point?

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Answers •1

Physics

09/24/21

If the mass of an object is halved and it's velocity is doubled, it's momentum will not change. Explain?

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Answers •1

Chemistry

09/24/21

Having trouble understanding this.

Instant hot packs work by crystallizing sodium acetate (NaCH3COO). The molar enthalpy of crystallization for sodium acetate is -56.7 kJ/mol. How many grams of sodium acetate are needed to warm... more

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Calculus

09/24/21

Consider the function and the value of a.

f(x) = 5 − x − x2, a = 0(a) Use Mtan= limx-0 (f(a+h) - f(a)) / (h) to find the slope of the tangent line mtan = f'(a)(b) Find the equation of the tangent line to f at x = a. (Let x be the... more

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Answers •2

Calculus

09/23/21

Brief Calculus.

The annual earnings of a certain company f (t) =⎷10t^2+t+229 are thousand dollars t years after its opening in January 2005.a) Find the formula for the rate of change.b) Find and Interpret f... more

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Calculus

09/23/21

Limit of a function

Suppose that 𝑓:ℝ→ℝ is a continuous function, satisfying 𝑓(5)=8What is the value of the limit lim𝑥→5𝑓(𝑥) ?Group of answer choices 5 8 0 13 The limit does not exist.

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Calculus

09/23/21

Sandwich Theorem

Suppose that 𝑔(𝑥)≤𝑓(𝑥)≤ℎ(𝑥) for all 𝑥's near 𝑥=𝑐, and that lim𝑥→𝑐𝑔(𝑥)=𝐾 , lim𝑥→𝑐𝑓(𝑥)=𝑀 and lim𝑥→𝑐ℎ(𝑥)=𝑁 .The Sandwich Theorem says that...Group of answer... more

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What is this answer?

What is this answer?

Find the area under the standard normal curve that lies between

8. TRANSFORMATIONS: Make a statement that best describes the effects of the graph f(x) = √x when it is replaced by 0.2 f(x-7) ?

Super hard geometry question!!

I NEED HELP WITH A CHEM QUESTION

A 33-inch piece of steel is cut into three pieces so that the second piece is twice as long as the first piece, and the third piece is one inch more than five times the length of the first piece.

Describe motion of an object from the following scenarios.

Describe motion of an object from the following scenarios.

Calculate the momentum

consectuive integers whose sum is 261

Mass balancing (Food engineering)

Implicit differentiation question

Implicit differentiation question

I don't understand the problem

What would you need to do to determine if the lines below are parallel, perpendicular, or neither and then say if you think they are parallel, perpendicular, or neither. y-3 = 5(x+2) & 15x + 3y = 7

Pre Calc Question

A ball is thrown upward at an initial velocity of 4.9 m/s. What is its acceleration at its highest point?

An egg is dropped from rest. How fast will it be going just prior to hitting the floor 1.2 m below its release point?

If the mass of an object is halved and it's velocity is doubled, it's momentum will not change. Explain?

Having trouble understanding this.

Consider the function and the value of a.

Brief Calculus.

Limit of a function

Sandwich Theorem

Still looking for help? Get the right answer, fast.

OR

William W.

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Emmersion

What is this answer?

What is this answer?

Find the area under the standard normal curve that lies between

8. TRANSFORMATIONS: Make a statement that best describes the effects of the graph f(x) = √x when it is replaced by 0.2 f(x-7) ?

Super hard geometry question!!

I NEED HELP WITH A CHEM QUESTION

A 33​-inch piece of steel is cut into three pieces so that the second piece is twice as long as the first​ piece, and the third piece is one inch more than five times the length of the first piece.

Describe motion of an object from the following scenarios.

Describe motion of an object from the following scenarios.

Calculate the momentum

consectuive integers whose sum is 261

Mass balancing (Food engineering)

Implicit differentiation question

Implicit differentiation question

I don't understand the problem

What would you need to do to determine if the lines below are parallel, perpendicular, or neither and then say if you think they are parallel, perpendicular, or neither. y-3 = 5(x+2) & 15x + 3y = 7

Pre Calc Question

A ball is thrown upward at an initial velocity of 4.9 m/s. What is its acceleration at its highest point?

An egg is dropped from rest. How fast will it be going just prior to hitting the floor 1.2 m below its release point?

If the mass of an object is halved and it's velocity is doubled, it's momentum will not change. Explain?

Having trouble understanding this.

Consider the function and the value of a.

Brief Calculus.

Limit of a function

Sandwich Theorem

Still looking for help? Get the right answer, fast.

OR

William W.

A 33-inch piece of steel is cut into three pieces so that the second piece is twice as long as the first piece, and the third piece is one inch more than five times the length of the first piece.