You are Here: Home >< A-levels

# C2 proving question watch

1. Attachment 700306

I need help proving part a and b

why is 2/(1x1/3) equal to 2?
2. 2/(1/3) does not equal 2
3. (Original post by Appazap)
Attachment 700306

I need help proving part a and b

why is 2/(1x1/3) equal to 2?
What?

Sub an x or y value and show verify that the other coordinate is correct.
4. (Original post by Student-95)
2/(1/3) does not equal 2
5. (Original post by NotNotBatman)
What?

Sub an x or y value and show verify that the other coordinate is correct.
that is what i have tried to do but i am not getting 1 or 0?
6. (Original post by Appazap)
that is what i have tried to do but i am not getting 1 or 0?
Show some working and I can see where you're going wrong.
7. (Original post by Appazap)
Attachment 700306

I need help proving part a and b

why is 2/(1x1/3) equal to 2?
I think you misread the equation it is x to the power of 1/3 does that help?
8. (Original post by NotNotBatman)
Show some working and I can see where you're going wrong.
y = 1^(2/3)-(2/(1/3)) + 1
9. (Original post by Appazap)
y = 1^(2/3)-(2/(1/3)) + 1
Why are you dividing by 1/3 ?

1 raised to any power is 1.
10. (Original post by NotNotBatman)
Why are you dividing by 1/3 ?

1 raised to any power is 1.
i thought it was 1/3 x 1 not 1^(1/3). I can't tell if im an idiot or it wasn't clear
11. (Original post by Appazap)
i thought it was 1/3 x 1 not 1^(1/3). I can't tell if im an idiot or it wasn't clear
I just re-read it, yeah it is unclear.
12. (Original post by Student1600)
I think you misread the equation it is x to the power of 1/3 does that help?
thanks g
13. (Original post by NotNotBatman)
I just re-read it, yeah it is unclear.
Thanks for the help though!!!
14. (Original post by Appazap)
Thanks for the help though!!!
No problem

TSR Support Team

We have a brilliant team of more than 60 Support Team members looking after discussions on The Student Room, helping to make it a fun, safe and useful place to hang out.

This forum is supported by:
Updated: October 31, 2017
Today on TSR

### University open days

• University of Warwick
Sat, 20 Oct '18
• University of Sheffield
Sat, 20 Oct '18
• Edge Hill University
Faculty of Health and Social Care Undergraduate
Sat, 20 Oct '18
Poll

## All the essentials

### Student life: what to expect

What it's really like going to uni

### Essay expert

Learn to write like a pro with our ultimate essay guide.

### Create a study plan

Get your head around what you need to do and when with the study planner tool.

### Resources by subject

Everything from mind maps to class notes.

### Study tips from A* students

Students who got top grades in their A-levels share their secrets