Philip P.

Math

06/10/15

travel question

Keiko drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took 8 hours. When Keiko drove home, there was no traffic and the trip only took 5 hours. If her... more

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Algebra 1

06/10/15

Example: 3x2 + 9x3 + 12x4 factored into 3x2(1 + 3x + 4x2) why is the 1 there?

i get that 3x2 + 9x3 + 12x4 factors into 3x2( ) and 9x3 goes into 3x and 12x4 goes into 4x2 but why is the 1 there it seems really random.

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Domain And Range

06/10/15

What's the range of this function y=x^2-5

i do not understand if someone could help me

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Math Math Help

06/09/15

Simplify and write in scientific notation.

a) (3.24 × 103)(6.25 × 10-6) b)1.56 × 10-2/3.25 × 10-7

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Algebra 2 Word Problem Math Help

06/09/15

Write a simplified rational expression for the ratio of the garden’s perimeter to its area.

Farmer fred want to fence in his square garden with side of length 3x. Write a simplified rational expression for the ratio of the garden’s perimeter to its area.

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Algerbra

06/07/15

a ski slope drops 40 feet for every horizontal 90 feet. Find the slope

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Math

06/03/15

Find the product. (4a + 9)(3a - 9)

what is the product for all algebra 1 problems for foil

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Other

06/02/15

Help answer

6(2)x+3 = 30

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Word Problem

06/02/15

Round to the nearest tenth and interpret your result with a compleate sentence.

Clovertown's population is about 27,000. If there is a projected growth rate of 1.5% per year, t years from now the population can be modeled by P(t) = 27000*e^0.015t Algebraically determine when... more

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Other

06/02/15

The third grade teachers want to purchase 3 pencils for each student and there 80 tried grades. How many packages of pencils do they need to buy.

Its my math homework and I don't get it. Please help me

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Precalculus

06/02/15

What is the distance between y-intercepts of the graph x+8=2(y+3)^2

A)4 B)6 C)11 D)15

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Calculus 2

06/01/15

how much work W

A spring has a natural length of 22 cm. If a 20-N force is required to keep it stretched to a length of 32 cm, how much work W is required to stretch it from 22 cm to 27 cm? (Round your answer to... more

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Physics

05/31/15

Physical science question/Linear momentum

A small car with a mass of 800 kg travels northward at 26 m/s. Does the car have more or less momentum than a truck with a mass of 12500 kg traveling eastward at 19 m/s? How much more or... more

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Sequence

05/31/15

Arithmetric sequence

First term of sequence is 3 and the common difference is 5. The nth term is the first term in this sequence >1000. Find value of n.

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Pre Alegbra

05/30/15

how to find the rate

Two buses leave a station at the same time and travel in opposite directions. One bus travels 9/mih slower than the other. If the two buses are 702mi apart after 6 hours, what is the rate of each bus? more

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Investment Interests

05/29/15

what annual rate of return is needed to receive $930 in one year on an investment of $18,600?

i nee to know the annual rate of a return to receive $930 back in one year after investing $18,600.

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Solving Story Problems

05/29/15

solving story problems

I can't remember how to set it up for the answers. An accountant invests part of a $6000 bonus in a 5% simple interest account and invests the remainder of the money at 8.5% simple interest.... more

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System Of Equations

05/27/15

The admission fee at a small fair is $3 for children and $4.50 for adults. On Sunday, 1000 people went to the fair and $4050 were raised. How many children and

Systems of Equations.

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Alegbra

05/27/15

Algebra word problems

One number is 3 larger than another and the sum of their square is 269. Find the number. Twice the square of a number equals the sum of 5 times the number and 17. Find the... more

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