 |
|
|
|
|
|
|
|
|
The integral of a to power x squared |
2009-04-28 |
|
JIM pose la question :
WHEN I ATTENDED U.OF T. (TORONTO ) MANY YEARS AGO
WE WERE TOLD THE FOLLOWING INTEGRAL COULD NOT BE
SOLVED : a to power x squared . is this still true ?
CURIOUS , JIM
Robert Dawson lui répond. |
|
|
|
|
|
|
A two goat problem |
2009-04-27 |
|
Michael pose la question :
if you have a goat tied to a pole at one corner of a square paddock with one length of a side being 24m.
what length must the rope be for the goat tied up to graze half the paddock?
and if another goat is placed on the opposite corner and same length what is the amount of area they share grazing ?
Stephen La Rocque and Penny Nom lui répond. |
|
|
|
|
|
|
Completing the square |
2009-04-27 |
|
Daniel pose la question :
I tried following an example of yours but I still couldn't figure it out.
Here is my question,
2x^2 - 6x + 1 = 0.
Any help would be greatly appreciated.
Stephen La Rocque lui répond. |
|
|
|
|
|
|
1 cubic yard of dirt = how many tons |
2009-04-26 |
|
jesse pose la question :
1 cubic yard of dirt = how many tons give the formula
Harley Weston lui répond. |
|
|
|
|
|
|
The callaway system |
2009-04-26 |
|
Earl pose la question :
Do you have a formula to enter players scores using the callaway system that calculate each player score after their score is entered?
Victoria West lui répond. |
|
|
|
|
|
|
An odd shaped lot with a curve to it |
2009-04-25 |
|
Chris pose la question :
Hi - Im trying out to figure out how to calculate the size of an odd shaped lot with a curve to it.
Chris
Harley Weston lui répond. |
|
|
|
|
|
|
12% of 4 trillion |
2009-04-25 |
|
ROBERT pose la question :
WHAT IS 12% OF FOUR TRILLION
Penny Nom lui répond. |
|
|
|
|
|
|
2+6+12+20+30+42 |
2009-04-24 |
|
fredy pose la question :
what is the sigma notation for the series 2+6+12+20+30+42?
Stephen La Rocque lui répond. |
|
|
|
|
|
|
A word problem involving y = mx + b |
2009-04-24 |
|
Devon pose la question :
I need to put the following question in to y=mx+b form
I rent a gym for $150.00 for 30 students. Another time I rent the gym for @270.00 for 70 students. I need to also find a fixed rate.
Stephen La Rocque lui répond. |
|
|
|
|
|
|
A concrete slab |
2009-04-23 |
|
Robin pose la question :
how much concrete will i need for a slab that is 14' x 18' and 4 inches thick..tried
but still can not figure it out. what i really need to know is how much of each will i need, cement, gravel and sand.
Thanks robin
Harley Weston lui répond. |
|
|
|
|
|
|
(1+2sinxcosx)/(sinx+cosx) = sinx+cosx |
2009-04-23 |
|
Katie pose la question :
Solve this identity: (1+2sinxcosx)/(sinx+cosx) = sinx+cosx
Thank you !
Stephen La Rocque lui répond. |
|
|
|
|
|
|
Negative nine minus 7x = negative 5 |
2009-04-23 |
|
gigi pose la question :
what is negative nine minus 7x = negative 5
Robert Dawson lui répond. |
|
|
|
|
|
|
Arrays |
2009-04-23 |
|
billie pose la question :
Ray makes an array that has 4 rows of 4 counters. He wants to make 2 more arrays using the same number of counters.He wants more than 1 counter in each row.What 2 arrays can he make? what 2 can he? What is an array anyway?
Robert Dawson lui répond. |
|
|
|
|
|
|
Common multiples of 2 and 5 |
2009-04-23 |
|
pat pose la question :
what are the common multiples of 2 and 5, through 30, because i been working on it for hours
Robert Dawson and Stephen La Rocque lui répond. |
|
|
|
|
|
|
Two airplanes are 300 miles apart |
2009-04-22 |
|
afzalsultan pose la question :
Two airplanes are 300 miles apart and flying directly towards each other.One is flying at 200 miles per hour, and the other at 160 miles per hour.How long will it take for the two planes to meet
Robert Dawson lui répond. |
|
|
