Mathematics - 12 August 2007

In 3r=sin A, r and A represent polar coordinates. Write each polar equation as an equation in rectangular coordinates (x, y).

2007-08-12 13:44:37 · 2 answers · asked by Anonymous

Just can't seem to figure it out... silly I know.
Thanks for the help.

2007-08-12 13:40:38 · 5 answers · asked by Anonymous

I can't seem to find the nth term for this sequence of numbers:

2, 6, 18, 54

2007-08-12 13:37:07 · 8 answers · asked by Miss ??? 3

2007-08-12 13:35:41 · 7 answers · asked by Patrice 1

-^5sqrt16 not sure
^3sqrt121 not sure
sqrt-81 (i think this one is rational)
sqrrt25 ( I think this is rational)
sqrrt49/100 (rational ?)
Could you help me and thank you so much.

2007-08-12 13:28:29 · 3 answers · asked by vadataborn 2

2007-08-12 12:59:08 · 5 answers · asked by JARVIS W 1

2007-08-12 12:45:34 · 11 answers · asked by Kory? 3

2007-08-12 12:04:42 · 5 answers · asked by gagurl1224 1

pre-alebra...but i took it last year....

is it hard or is it easy as long as you study hard and listen good?

2007-08-12 11:55:31 · 12 answers · asked by Megan M 2

If there is a supply of 15½ pounds of sunflower seeds, how many packages of seeds can be packed?
How many ounces of sunflower seeds will be left over? (16 oz. = 1 pound)

2007-08-12 11:38:24 · 3 answers · asked by smoothy 1

5 people wrote postive integers on a cards. If the arithmetic mean of the five cards numbers is 15 what is the greatest integer that could be on one of the cards?

2007-08-12 11:36:43 · 11 answers · asked by rogue chedder 4

the answer is __ __ $__. Use the variable of x.

2007-08-12 11:28:15 · 4 answers · asked by sylvia s 1

If it were possible to attach a tether to the moon and slow its drift away from the Earth by 1% say, what amount of weight would it be possible to lift? @

2007-08-12 11:02:27 · 6 answers · asked by thoughthard 2

2007-08-12 10:51:59 · 8 answers · asked by Anonymous

(z)/ (z+3) = (3z)/ (5z-1)

2007-08-12 10:38:10 · 6 answers · asked by Anonymous

1/3 of 100 = ?

2007-08-12 10:36:24 · 19 answers · asked by Anonymous

2007-08-12 09:58:25 · 6 answers · asked by Corine B 1

1. The length of a rectangle is 3 more than twice its width. The perimeter is 48 feet.

What is the length and width of this rectangle?

2. Fifteen more than four times a number is 6 more than five times the number.

2007-08-12 09:48:02 · 4 answers · asked by Patrice 1

I need to find the slope and y-intercept of:

7x + 9y = 72

I cannot get this one correct....any help would be great...thank you.

2007-08-12 09:27:29 · 5 answers · asked by ? 1

if f(x)=x^2+1 and g(x) =x+1, then the solution set of
f(g(x))=g(f(x)) is
a) {0,1}
b) {0}
c) all reals
d) {x: x is greater than 0}
e) not equal to zero

please show mw how to do the problem

2007-08-12 09:27:24 · 2 answers · asked by imagination_inevitable 1

How many of the following functions have the
property f(x)=f(-x)?
(i) f(x) =x^4 + x^2
(ii) f(x)= cox x
(iii) f(x)=4^x
(iiii) f(x)=17

a) 0
b) 1
c) 2
d) 3
e) 4

Please show me how to do the problem!

2007-08-12 09:24:19 · 5 answers · asked by imagination_inevitable 1

Could someone show me and explain what the general form equation of the points (-7,2) and (1,6) is?

2007-08-12 09:23:06 · 5 answers · asked by Jake P 2

(x-5/4) + (3-2x/3) < -2

2007-08-12 09:20:01 · 2 answers · asked by Jake P 2

-has exactly three clues,
-has one and only one answer, and
-includes the following words: factor and prime number

2007-08-12 09:17:14 · 3 answers · asked by Anonymous

2007-08-12 09:16:16 · 6 answers · asked by Chelsea 2

Can you help me with this problem

43 1/13 - 7 5/8


or 42 1/11 - 182/3

2007-08-12 09:14:47 · 3 answers · asked by mount_tyler 1

use the variable x

2007-08-12 09:09:11 · 7 answers · asked by sylvia s 1

2007-08-12 09:06:44 · 1 answers · asked by Bobby R 2

HELP PLEASE...THANKS~~~
Find the taylor series centred at c = 0 for the function f(x) = ((e^x)+e^(-x))/2.

2007-08-12 09:06:43 · 2 answers · asked by Snoopy 1

Here are three questions on intersections, all similar: thanks for your help!

1. Which does NOT represent a possible intersection of a line and triangle?
a. 0 points
b. 1 point
c. 2 points
d. 3 points

2. Which does NOT represent a possible intersection of two spheres?
a. 0 points
b. 1 point
c. 2 points
d. infinitely many points

3. Which does NOT represent a possible intersection of a line and a right cylinder?
a. 3 points
b. 2 points
c. 1 point
d. a segment

2007-08-12 08:55:05 · 1 answers · asked by someone 1