# Help plz!

• Nov 6th 2005, 01:57 PM
camille
Help plz!
Can someone help me with these math problems? its urgent

a) Write a rule that will help you to identify a perfect square from its last digit.

b)Find a number with a square root between the given numbers.
1. 7 and 8 2. 11 and 12
• Nov 6th 2005, 03:19 PM
Jameson
Quote:

Originally Posted by camille
Can someone help me with these math problems? its urgent

a) Write a rule that will help you to identify a perfect square from its last digit.

b)Find a number with a square root between the given numbers.
1. 7 and 8 2. 11 and 12

List some squares. What do the last digits have in common?

If a number's squareroot is 7.5 for example, how would I find that number?
• Nov 6th 2005, 04:13 PM
camille
I don't get what you are saying.
• Nov 6th 2005, 04:49 PM
BeautifulGoth
Help!
could someone help me!.....i'm supposed to write this expression as a complex number in standard form.
can someone solve it and explain how they did it?

the sqaure root of 10 over the
________________________ =????
square root of 10, minus 1
• Nov 6th 2005, 05:13 PM
Jameson
Quote:

Originally Posted by camille
I don't get what you are saying.

Could you perhaps explain what you don't get? I don't know how to word it. Here's a mathworld site on squaring if you want to check it out - http://mathworld.wolfram.com/SquareNumber.html.

Jameson
• Nov 7th 2005, 12:26 PM
BeautifulGoth
Thankz
Quote:

Originally Posted by Jameson
Could you perhaps explain what you don't get? I don't know how to word it. Here's a mathworld site on squaring if you want to check it out - http://mathworld.wolfram.com/SquareNumber.html.

Jameson

Thanks, Jameson that website helped alot ;) ;)