The rumor is spreading to a double amount of people each time and started with only one person.
On the first day, two people knew it. 2¹ = 2
On the second day, four people knew it. 2² = 4
On the third day, eight people knew it. 2³ = 8
On the nth day, the people that will know it = 2ⁿ
Thus, on the eighth day: 2⁸ = 256 people will know it
This is an obtuse triangle because one angle of it is greater than 90 degrees :)
First step is square root both sides leaving with
x-6=+/-3
closest one is A
answer is A
Answer:
3 + x
Step-by-step explanation:
Sum means to add, so you would just add 3 and x (since they haven't given an actual number and only a variable).
3x=1x+5
ummm are the red circles a plus or minus ??
