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Question 597908: A glass sphere weighs 0.25 pounds. How much does another such sphere weigh if its diameter is eight times as large?
i really don't understand this at all!
A glass weighs 0.4 pounds. How much does another such sphere weigh if its circumference is six times as large?
a) 86.4 b) 2.4 c) 93.7 d) 14.4
Click here to see answer by maverik(1)

Question 597922: 3x^2-36x+60. Can you help me solve this as a grouping polynomial.

Click here to see answer by jim_thompson5910(35256)

Question 597935: may you help me with r equals 5over6 ft
Click here to see answer by Alan3354(69443)

Question 597943: 16^x=4^3x-2
Click here to see answer by edjones(8007)

Question 598159: How do you know what therems to use to break down an equations.
Click here to see answer by solver91311(24713)

Question 598159: How do you know what therems to use to break down an equations.
Click here to see answer by Alan3354(69443)

Question 598167: 1. 36s^2-4t^2

2. x^2 y^2+196
Click here to see answer by Alan3354(69443)

Question 598225: 9, 10, 11, 12 which numbes are prime?
Click here to see answer by rfer(16322)

Question 598250: HELP!!! If you have a kite (but not normally how you would picture a kite not the kite you fly.? shape with four sides. Will this polygon tesselate? And will the tessealtion be uniform, not uniform, regular, or semi regular? (Choose only one)
Click here to see answer by solver91311(24713)

Question 598256: The mean of ten numbers is 86. If one of the numbers is 68. What is the mean of the other nine numbers?

Click here to see answer by solver91311(24713)

Question 598192: Solve.
4^x=(1/square root of 2)
Click here to see answer by math-vortex(648)

Question 598288: How do you find the number of possible 5-card hands that contains 5 face cards?
Click here to see answer by solver91311(24713)

Question 598326:
Click here to see answer by Edwin McCravy(20054)

Question 598261: �4^x - (17 times 2^x) + 16 = 0 (let me read it to make sure: 4 raised to the x power minus 17 times 2 raised to the x power plus 16 equals zero).
Click here to see answer by ankor@dixie-net.com(22740)

Question 598384: 48 out of 60 students were involved in activities ratio simplistic form
Click here to see answer by edjones(8007)

Question 598491: Find the slope-intercept form of the line passing through the point (-1, -8) and parallel to the line 4x + 3y =2.
Click here to see answer by nerdybill(7384)

Question 598616: Need help with a rate of change of function problem. G(x)=x^3-2x+1
From -3 to -2
From -1 to 1
From 1 to 3 I'm just not sure how to set these problems up, and how to work them! Hope you can help! Thank you!
Click here to see answer by Alan3354(69443)

Question 598793: E^(x+5)=2
Click here to see answer by nerdybill(7384)

Question 598795: Graph the inequality.
Could you tell me if this is correct? Dashed line with points -3,0 and 0,-2 shaded below the line?
-2x -3y is < or = 6

Click here to see answer by KMST(5328)

Question 598932: y^2 - 16x^2 + 14y + 64x - 31 = 0
i moved 31 to the right and tried to perfect square it, in sure sure if im doing it correctly. this is a hyperbola right? thanks in advance :)
Click here to see answer by KMST(5328)

Question 598930: y^2 - 16y - 12x + 40 = 0
i know that this is a parabola, i moved 40 and y^2 and -16y to the right. im not so sure what to do next. thanks in advance!
Click here to see answer by KMST(5328)

Question 599021: log(-x)=-log(x)
Click here to see answer by stanbon(75887)

Question 599033: (5 to the 4th power times 5 to the 7th power) divided by 5 to the 8th power
Click here to see answer by flame8855(424)

Question 599035: How do i solve my hw equations and expressions?
Click here to see answer by Alan3354(69443)

Question 599053: 4+16/4-3=
Click here to see answer by flame8855(424)

Question 599055: This is a piecewise-defined function I need help with.
If f (x)= { x^2 If x < 0
2. If x= 0
2x+1. If x> 0
Find (a) f(-2). (b) f (0). (c) f (2)
I hope you can help me understand the way to work these problems! Thank you!
Click here to see answer by flame8855(424)

Question 599087: 2√10 + 8√10 =
Click here to see answer by flame8855(424)

Question 599089: 2√72 + 3√18 =
Click here to see answer by flame8855(424)

Question 599145: A school offers a total of 9 different Latin and German courses. If the number of German courses offered at the school Is 3 less than twice the number of Latin classes, h / many Latin classes are offered at the school?
Click here to see answer by math-vortex(648)

Question 599297: Write the compound statement in symbols.
Let r="the food is good,"
P="I eat too much,"
Q="I'll exercise."
I'll exercise if I don't eat too much.

I just can't figure out these symbols!!?
Click here to see answer by jim_thompson5910(35256)

Question 599399: Write domain
5/k+2
Click here to see answer by nerdybill(7384)

Question 599591: Jim and Wanda both have some apples. If Jim gives Wanda an apple, they will both have the same number of apples. However, if Wanda gives Jim an apple, Jim will have twice as many as Wanda. How many apples does Jim have and how many apples does Wanda have?
Click here to see answer by stanbon(75887)

Question 599636: How do you solve problems that have an exponent to the left of a radical?
___
For example: ^3 \| 343
Click here to see answer by bucky(2189)

Question 599777: log_5 (x^2/625y^5)
Click here to see answer by stanbon(75887)

Question 599782: (cube root of x - 8)+2 =1
I subtracted 2 from both sides, then cubed both sides, ending up with x - 8 = -1. Added 8 to both sides and came up with x=7 but my teacher counted it wrong?
Click here to see answer by Alan3354(69443)

Question 599994: integers

Click here to see answer by ankor@dixie-net.com(22740)

Question 600021: Javier takes three times as long to do a job as Luis does. Suppose t represents the time it takes Luis to do the job. Then 3t represents the time it takes Javier. How long does it take Javier if Luis takes (a) 30sec? (b) 90 sec? (c) 2 min?. I need help
Click here to see answer by josmiceli(19441)

Question 600016: It costs $ 0.50 per square yard to waterproof canvas. What will it cost to waterproof a canvas truck cover that is 15 x 24 ?
Click here to see answer by josmiceli(19441)

Question 600355: How can I find the height of a triangle that has a base of 10in. and a two sides that measure 13in? PLEASE HELP ME.
Click here to see answer by mamiya(56)

Question 600299: Today only, a sofa is being sold at a 67% discount. The sale price is $184.80. What was the price yesterday.
Click here to see answer by rfer(16322)

Question 600471: 5^x-1=72. All steps please
Click here to see answer by lynnlo(4176)

Question 600476: Write 2log base 2 t + 4log base 2 r-2/3 as a single logarithm
Write log base 5 (x^4*y^3/z^7) in terms of x, y, and z
Click here to see answer by stanbon(75887)

Question 600479: 3^(x^2+x)=9
And if log base 3 (2) =a log base 3 (5) =b write log base 3 (8/25) in terms of a and b
Click here to see answer by stanbon(75887)

Question 600482: Translate f(x)= log base pi x
To the right 5 units and up 2
Also
To the left 1 and down 2
Click here to see answer by stanbon(75887)

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