The <em><u>correct answer</u></em> is:
They had no placeholding zero.
Explanation:
Our numbering system is one of few known to have a numeral for zero. Mayans did; however, theirs never traveled the world. Babylonians were thought to have a mark for nothing, but it was more for punctuation than numerals. Neither the Romans nor the Egyptians had a number for 0 either.
Zero is key to our system of numbering, as it helps us hold place as well as representing nothing. Without it, it is easier to represent problems in words.
Assuming that there was no error in you typing, the exponent is 1 and the coefficient is -2
Answer:
I suggest you use Socratic, it solves questions like this.
Step-by-step explanation:
Answer:
$7.05
Step-by-step explanation: