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Algebra: Word problem that requires a number be found after many manipulations.

When the digits of a two digit number are reversed, the new number is 9 more than the original number, and the sum of the digits of the original number is 11. What is the original number?

Subject:

Math

Topic:

Algebra

Posting ID:

6325

OTA ID:

103284

View Details $1.99 Download Add to Cart

Newton's Law of Cooling: Which container should be purchased?

Please see the attached file for the fully formatted problems. A fast-food restaurant wants a special container to hold coffee. The restaurant wishes the container to quickly cool the coffee from 200F to 130F and keep the liquid between 110F and 130 F as long as possible. The restaurant has three containers to select from. (1) The CentiKeeper Company has a container that reduces the temperature of a liquid from 200 F to 100 F in 30 minutes by maintaining a constant temperature of 70 F. (2) The TempControl Company has a container that reduces the temperature of a liquid from 200 F to 110 F in 25 minutes by maintaining a constant temperature of 60 F. (3) The Hot’n’Cold Company has a ... click for more

Subject:

Math

Topic:

Algebra

Posting ID:

6327

OTA ID:

103284

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Algebra: Solution Set, Asymptote, Solve for X

1. In interval notation, the solution set of -(5x + 1) < 4x - 19 is? 2. A horizontal asymptote for f(x)= 2 + 1/x2 is? 3. The value of 17C3 is? 4. Solve for x: absolute value ( 7x - 1) <3

Subject:

Math

Topic:

Algebra

Posting ID:

6371

OTA ID:

103570

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Divide Using Long Division and Solve Log Equation

Please see the attached file for the fully formatted problems. 1. Solve: log2x + log2(x-4) = 2 2. Use long division: (-x4 + 2x2 -12x - 3)/(x3 + x)

Subject:

Math

Topic:

Algebra

Posting ID:

6430

OTA ID:

103139

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Solve logarithmic equations

Solving logarithmic equations 1 ------------ = 4 e^x - e^(-x) ln(x^2) = ln(9) 5^(3x+4) = 2^(1-5x)

Subject:

Math

Topic:

Algebra

Posting ID:

6487

OTA ID:

103284

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