23 is one of the answers, and -23, because negative times negative is positive.
Hope this helps and have a nice day:)
192. You multiply each answer with four, so it's 48x4=192. Hope this helps!
Answer:
(2^2)(20−√9)
=68
Step-by-step explanation:
Answer:

Step-by-step explanation:
when multiplying exponents, as long as the base is the same, you add the power. 
Answer:
a
Step-by-step explanation: