Answer:
to square a number you multiply the number by itself.
a positive number times a positive number is a positive number.
a negative number times a negative number is a negative number.
and if you are multiplying 2 numbers with the same sign they will always be a positive number.
Answer:
47
Step-by-step explanation:
Hope this helps. Let me know if you have any questions.
Answer:
a. 32.5
Step-by-step explanation: