42 is 21% of 200. This is because 200*0.21 = 42.
Answer:
Step-by-step explanation:
Because dividing any term by the previous term gives a constant this is a geometric sequence of the form an=y^(n-1). Since each term is four times the previous term y=4 so
an=4^(n-1)
Answer:
-5
Step-by-step explanation:
When you subtract a negative you end up adding it instead
<span>2 times 10 squared to the second power in standard notation
2 x(10^2)^2
=2x10^4
=20000</span>
Answer: 4 quotes
3.5 quotes
Step-by-step explanation:
Khan
