The answer to this problem is -2/2
Answer:
Step-by-step explanation:
tanA = sinA/cosA = (4/7)/(3/7) = 4/3
Answer:
$252.5
Step-by-step explanation:
45(4.5)+50
202.5+50
=252.5
Joshua must have 7 more customers if they each buy 2 items.
There are ways of picking 2 of the 10 available positions for a 0. 8 positions remain.
There are ways of picking 3 of the 8 available positions for a 1. 5 positions remain, but we're filling all of them with 2s, and there's way of doing that.
So we have
The last expression has a more compact form in terms of the so-called multinomial coefficient,