# Posts by stephenie

Total # Posts: 12

**Chemistry**

Why do different substances have different Rf values ? used in chromatography.

**Math**

56

**pre calculus**

A farmer will be adding a rectangular corral to his barn. He has 600 feet of fencing. The part of the barn that is attached to the corral is 150 feet long. Write a function for the area of the corral, A(x) and include the domain Find the answers for both 'x' and 's...

**Math**

A calender watch loses one second per day. At this rate, what is the approximatelength time, in years, for the watch to lose exactly 24 hours? all i need to know is how to calculate how many seconda are in 24 hours.

**Math**

5x3²+6(11+9) if there isnt a +,-,x,or division sign between the 6 and the braket does that meen i automatically put in a multiplication sign? i remember my teacher telling me,, i just forget

**math**

in canada (where u live) we were tought B:brackets E:exponents D:division M:multiplication A:addition S:subtraction

**math**

4x9/6-3 i know that after the division part there is going to be a remainder so how do i work the remainder into my BEDMAS ?

**Math**

18/6+3 if there is a remander after the division (/) what do i do ?

**Math**

omgosh! thank you soo much =D

**Math**

2x4²(4 squared) that is the math problem i cant figure out if 4² means 4x4 or if it measns 4x4x4x4 please help its the sendond day of grade 9 ,, i don't wanna look dum

**Math**

2x4²(4 squared) that is the math problem i cant figure out if 4² means 4x4 or if it measns 4x4x4x4 please help its the sendond day of grade 9 ,, i don't wanna look dum

**deposition**

Cliff

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