Answer:
n = 3/7
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
y = (x-1) (x+4)
when y=0
x=1 and x= -4
so select C
Answer:
The correct option is b.
Step-by-step explanation:
The given function is

We need to find the value of f(-2). It means we have to find the value of given function at x=-2.
Substitute x=-2 in the given function to find the value of f(-2).

On simplification we get


The value of f(-2) is 11. Therefore the correct option is b.
Answer:
1) 4.57
2) 5.4
3) .888
Step-by-step explanation:
7x-32=0
7x=32
32/7=4.57
X=4.57
5x-27=0
5x=27
27/5= 5.4
X= 5.4
9x-8=0
9x=8
8/9= .888
15/50 = 0.3
that’s 30%
so 30% of people will not be wearing hats.
30% of 250 = 250 x 0.3
= 75 people