The answer is 9 because 9 to the second power is 81 and 81*9 = 729 :)))
i hope this is helpful
have a nice day
Answer:
8 brownies
Step-by-step explanation:
Let's figure out how many brownies the class ate
Multiply 48* 5/6=40
Then, subtract how many the class ate from the total
48-40=8
So, he brought home 8 brownies
Hope this helped!
p is 9
<u>Step-by-step explanation:</u>
Step 1:
Given 77 = 8p + 5. Find p
⇒ 8p + 5 = 77
⇒ 8p = 72
⇒ p = 72/8 = 9
Once the rock hits the ground, we know that its height will be equal to 0m
because of this, we can replace H(x) with 0

now all we have to do is get x by itself
so..

then


now take the square root of each side

2.857 seconds (rounded to the third decimal)