The smallest 4 digit no is 1000. The smallest 2 digit no. is 10. Multiply these, you get 10,000. this is a 5 digit no. so the answer to your question is no. Multiplying one thousand by ten to get ten thousand is something you can do in your head in much less time than sending a question to wiki-answers. If you want to get better at math, start by always spending half a minute in thinking "is there an easy way to do this".
98,901
80 and 625
1
The product of two digit numbers is always greater than either.
10
2 digit number
product means multiplication. so a 2 digit number multiplied by a 4 digit number. 80 x 6250 = 500,000 80 can be your 2 digit number 6250 can be your 4 digit number
-2
It is 891.
Since the greatest digit is 9 and the greatest 2-digit number is 99, the product of them is 891.
2
Nothing in this universe: 16,25,36,49,64 & 81 are the only 2-digit squares.
Six.
It is: 97*2 = 194
98,901
80 and 625
1000