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Mathematics - 12 July 2007

[Selected]: All categories Science & Mathematics Mathematics

The abscissa of a point is 2/5 of its ordinate, find the point if it is 5 units from (-2,2)

2007-07-12 08:18:48 · 1 answers · asked by sweet_candy 2

2007-07-12 08:04:57 · 7 answers · asked by thecookfamily00 1

I have been working this problem for a while and I know there must be a better way of finding the answer than I have been trying. Please help? Will you show me how to get the answer?

The question is [find the remainder when 7 to the hundredth power is divided by 9].

2007-07-12 07:59:43 · 6 answers · asked by Libby 5

49- 1/121s^2

&

s^2 - 1/16

Fractions are the absolute worst for me...

2007-07-12 07:59:34 · 4 answers · asked by Anonymous

I have been working this problem for a while and I know there must be a better way of finding the answer than I have been trying. Please help? Will you show me how to get the answer?

The question is [find the remainder when 7 to the hundredth power is divided by 9].

2007-07-12 07:58:35 · 5 answers · asked by Libby 5

distance from sun to earth: 93,000,000 miles
speed of light: 300,000,000 meters per second
1.6 kilometers=1 mile
1 kilometer=1000 meters
1 hour = 3600 seconds

i did this problen twice and i got two different answers: roughly 0.14 hours or 7.25 hours

alot of other people did it too but we all got different answers

2007-07-12 07:48:48 · 6 answers · asked by scarlet begonia 4

1. 3x2 + 11x – 20 = 0

2. x2 + 3x – 4 = 0

3. 3x2 – x – 1 = 0

2007-07-12 07:38:56 · 8 answers · asked by tara-can you 1

2007-07-12 07:34:44 · 7 answers · asked by matcav2002 1

24y^2-14yz-3z^2

2007-07-12 06:58:13 · 5 answers · asked by Anonymous

mathematics....arithmetic mean, geometric mean,harmonic mean, median, mode and their merits and demerits...

2007-07-12 06:56:36 · 5 answers · asked by vidhya l 1

Tallahassee was established as the capitol of Florida because it was between Pensacola and St. Augustine. The distance from Pensacola to Tallahassee is 190 miles. The distance from Tallahassee to St. Augustine can be represented as (5x + 5) miles. The distance from Pensacola to St. Augustine can be represented as (9x + 35) miles. Is Tallahassee the midpoint of Pensacola and St. Augustine?

2007-07-12 06:49:39 · 3 answers · asked by Anonymous

1.) the hypotenuse of a right triangle is 210. If one leg is 42 more than half of the other leg what is the length of the shorter leg?

2.) The product of two consecutive odd integers is 5775. What is the proper quadratic equation to find the numbers?

3.) A TV manufacturer designed a tv containing a screen with a length of 16 inches less than twice the width. If the screen area is 1536 inches squared, what is the quadratic equation that could be used to find the diemnsions of the screen?

4.) A grandmother is 2 more than 7 times the age of her grandchild. The addition of the square of their ages is 3428. Which quadratic formula could be used to find the age of the grandchild?

2007-07-12 06:43:31 · 5 answers · asked by toty467 2

The little ` thingy is something I don't know what function to make it do. Does anyone have an idea?

2007-07-12 06:34:58 · 2 answers · asked by Stumped 4

Im 22 years old and am about to get a job where you need to know how to convert percentages to fractions and so forth...I haven't used them in so long that I have totally forgotten how to work them out!

2007-07-12 06:29:42 · 5 answers · asked by j.henson84 1

these equations need to be put into radicals
1.) small 4 square root of ab multiplied by small 4 square root of a^6b^3
2.) (5 small 3 square root of 3x^3)(2 small 3 square root of 18x^3)
3.) 5x(small 3 square root of 8y^6) divided by 12(small 3 square root of 64x^3)
4.) (2 small 3 square root of 4x)^3
5.) small x square root of z^x-3 multiplied by small x square root of z^3
6.) square root of t+4 multiplied by square root of t-4
thank you whovever answers all gets best answer

2007-07-12 06:28:31 · 1 answers · asked by toty467 2

0

How many lines can be drawn containing three collinear points?
choices--
3
0
1
2

2007-07-12 06:20:44 · 4 answers · asked by Anonymous

I have to do 8th grade math over the summer so i can do Pre algebra next year and i have no idea how to answer this question.

it says " Explain how to determine the sign of the product of a group of positive and negative integers without computing the product." I don't even really get what its asking.

Also I'm not cheating i just don't get it and my dad is out of town and my mom doesn't get it either. I think i could do it if i understood.

2007-07-12 06:11:55 · 6 answers · asked by Anonymous

curious?

2007-07-12 06:05:55 · 5 answers · asked by The Prophyt 2

The topic is "maths in nature"...and I want something UNIQUE...other than the much cliched stuff on symmetry or bacteria growth etc.....I would really appreciate ypur opinion. Thank you

2007-07-12 05:51:45 · 3 answers · asked by Butool H 1

has a local max at (0,6) and a local min at (2,2), compute the value of f(1)

2007-07-12 05:48:24 · 3 answers · asked by biomes 1

150-5v-5v^2

First I put in descending order
-5v^2-5v+150

I then take out the common factor which in this case is (-5) and change my signs.

-5(v^2+v-30)

Then, Multiply 1(-30) which is (-30). I move on to find factors of (-30) that when added also give me the sum of 1v.

My answer is 5(-6).

Then I place them into my problem and factor by grouping....

(v^2+5v-6v-30)... and that yields v(v+5)-6(v+5)

When combined this is (v-6)(v+5)... and since there was a common factor that needed to be taken out in the beginning I also have to add that in to finally get my answer of...

5(v-6)(v+5)

My MathLab that I have to use to submit my homework is tell me that my signs are wrong and that the answer is 5(5-v)(6+v).

Why is this and what difference does it make?? I did all the steps as I was taught. Explain please.

2007-07-12 05:29:34 · 11 answers · asked by Anonymous

it would be helpful if you could give me step by step directions into solving the problems.

1.Christina drove for six hours at an average speed of 45 mph. She drove 53 mph during the first two hours of her trip. How fast did she drive during the last four hours?

2. Jonathan drove to the beach which is one hundred eighteen kilometers away, at sixty kph. He drove home the next day at seventy two kph. How many hours in total did Jonathan drive?

3. Destiny drove to Jordan's house at 51 mph. Jordan's house is thirty nine miles away. Destiny arived at jordan's house at 2:58pm. What time did she leave?

2007-07-12 05:27:51 · 10 answers · asked by Anonymous

find the rational roots of f. list any irrational roots correct to two decimal places
f(x)= x^4-2x^3-10x^2+14x+21

I haven't learned this yet so I am not sure how to begin or what I am looking for

2007-07-12 05:24:00 · 2 answers · asked by kimmeez 1

2^201.......4^100.......8^70......16^50......32^39

2007-07-12 05:21:17 · 4 answers · asked by gkjsfh f 1

multiply and simplify.

2x^2-2/x^2-6x-7 * (x^2-10x+21)

2007-07-12 05:15:36 · 2 answers · asked by Anonymous

find four ordered pairs that satisfy each equation. Use x values greater than -2 and less than 3.

1. y= x+ 3

2. y=9x-3

3. y=2x +7

2007-07-12 05:15:07 · 3 answers · asked by Anonymous

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