Learned this a few months ago... It would be 3.45•10to the positive 2
Yes, scientific notation can be negative. For example -345 would be -3.45 x 102.
3.45 x 10^4
As a decimal: 345.0 As an improper fraction: 345/1 In scientific notation: 3.45*10^2
345*100 (3.45*10^2)*(10^2) 3.45*10^4
345 x 10-6 l
It is 345
Itself because 345/345 = 1
3.45 x 10^-4
All multiples of 345, which is an infinite number.
21,000/345 = 60.87 60.87 x 345 = 21000
No it is not a square number. It's square root is 18.57 rounded.
345 is an odd number. This is because odd numbers don't divide by 2 exactly, but even numbers do divide by 2 exactly. 345 divided by 2 is 172.5 which is not a whole number. Therefore 345 is an odd number.