Answer:
Step-by-step explanation:
(2/5)x + 9 = 9 is equivalent to (2/5)x = 0
"Nine more than two-fifths of a number is nine" is correct.

has CDF

where

is the CDF of

. Since

are iid. with the standard uniform distribution, we have

and so

Differentiate the CDF with respect to

to obtain the PDF:

i.e.

has a Beta distribution

.
Answer:
False 8^0 is not greater than 8^1
Step-by-step explanation:
8^0 = 1
8^1= 8
8>1
Answer:
4
Step-by-step explanation:
4 - 2 = 4 + -2 = -2 + 4