All Questions ⁺⁰234908 Questions

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659

1

Speed and distance

I know I suck att this, that's why I ask.
If I Fall from a distance of 100km at a speed of 1750kmp. How long till it take for me to hit the earth?
I'd also like to see how to reach the conclusion to I'll learn something

Guest Feb 17, 2013

0

595

0

quadratic equation

is it able to discover quadratic equation through the discriminant? if so, how? for example, discriminant is 9x^2-(48x-64) what will be the equation/
i need equations only with one "x" not with x,y,c.....

Guest Feb 17, 2013

Feb 16, 2013

0

707

0

Parcentile and pentile

Guest Feb 16, 2013

0

668

1

Number bases

Convert 132 five to a base ten number

Guest Feb 16, 2013

0

647

2

root terms

How do you express the 5th root of a number?

Guest Feb 16, 2013

Feb 15, 2013

0

645

0

algebra 1

−4x + 6y > 7
Graphing Inequalities in the Plane (shaded)

Guest Feb 15, 2013

Feb 14, 2013

0

886

1

what is the value of x if 2x^2=100

what is the value of x if 2x^2=100

Guest Feb 14, 2013

0

610

0

equations and problem solving

Guest Feb 14, 2013

0

620

0

Cards

If you pick 4 cards out of a deck of 52 cards, how many possibilitys is it? I mean like E253 3K4Q etcetcetc.. every possible outcome.. and how did you do to get the answer? I'm very bad at math

Guest Feb 14, 2013

Feb 13, 2013

0

555

0

exponential and logarithmic equations

Solve for x:
5(4^(2x-1)) = 3(2^(2x+1))
how do i do this?? the final solution can be reached with a calculator but only after the x has been isolated..

Guest Feb 13, 2013

0

684

0

Hastighet/Procent

Sara kör till jobbet på 24 minuter med medelhastigheten 70km/h. Antag att Sara kan öka sin hastighet med 20%. Hur många minuter kortare skulle isåfall restiden bli?

Guest Feb 13, 2013

0

671

1

Algebra 1

Solve the Linear Equation and tell whether the linear system has one solution, no solution or many solutions
9x-15y=15
x+3/5y=1

Guest Feb 13, 2013

Feb 12, 2013

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826

0

bio chemistry

Glucose has a molecular weight of 180. How much would 3,010,000,000,000,000,000,000,000 (30.1 x 10^23) molecules of glucose weigh in grams.

Guest Feb 12, 2013

0

725

0

subtracting matrices

I was trying to find something with helping me with fractions.

Guest Feb 12, 2013

0

734

3

MATH PROBLEMS

A train went 300km from Province A to Province B at the average rate of 180 kph. At what speed did it travel on the way back if its average speed for the whole trip was 120 kph?

Guest Feb 12, 2013

0

755

1

physics 221

A ball with a horizontal speed of 1.25 m/s rolls off a bench 1.00m above the floor. How long will it take the ball to hit the floor?How far from a point on the floor directly below the edge of the bench will the ball land

Guest Feb 12, 2013

Feb 9, 2013

0

910

1

x^4+4

x^4+4,
how do you solve it?
if it was x^4+4, it would be (x^2-2)(x^2+2), but i really don't know what to do in this case. Please help

Guest Feb 9, 2013

Feb 7, 2013

0

630

1

math

what is1+3/9*3456?

Guest Feb 7, 2013

0

587

0

maths

what is square root (58.3-46.5)cubed?

Guest Feb 7, 2013

Feb 6, 2013

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683

0

solv each formula for the idicated variable

Guest Feb 6, 2013

Feb 5, 2013

0

694

0

calender

how many years between 02/08/2010 and 02/06/1914

Guest Feb 5, 2013

Feb 4, 2013

0

781

2

How do you graph "x=-y+3"?

How do you graph "x=-y+3"?

Guest Feb 4, 2013

Feb 3, 2013

0

946

2

logs

Studying Logarithms
I know how to solve easy logarithms
my questions is decimals
log .06??? This is simple using a calculator, but how do I solve by hand. Pls explain the process step by step. I need to understand this....much thx

Guest Feb 3, 2013

Feb 2, 2013

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697

0

Error in an exam pilot paper answer sheet

I don't see how this formula can possibly lead to the answer given below;
It relates to an accountancy exam paper and I presume it is a printing error, or is it?
= √(.6)²(.0588)² + (.4)²(.046)² + (2)(.6)(.4)(.75)(.0588)(.046)
= √25.57 = 5.06 read more ..

Guest Feb 2, 2013

Feb 1, 2013

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849

2

i hate algebra

the propmt is Based on information in deep river jims wilderness trailbook the rate at which crickets chrip is a linear function of tempeture. AT 59degrees ferinheight they mde 76 chirps and at 65degrees f they made 100 chirps per minute. I Hft to find the read more ..

Guest Feb 1, 2013

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