Answer:
im not sure if this is correct but, i got C
Answer:
-sin x
Step-by-step explanation:
sin(3π/3+x)=sin (π+x)=-sin x
or
sin (π+x)=sin πcos x+cos π sin x=(0)cos x+(-1)sin x=0-sin x=-sin x
The answer is 2 hopefully this helped
Answer:
3:23 to 3:24
Step-by-step explanation:
explantion between these to points the slope of the graph hits 3:24 hard
Answer:

Step-by-step explanation:
Let
x = cost for one adult
y = cost for one child
z = cost for one senior.
<u>The Reid family:</u>
take 2 adults and 2 children and paid
that is
, so

<u>The Mghee family:</u>
take 1 senior, 2 adults and 1 child and paid
that is
, so

<u>The Griffiths family:</u>
take 1 senior and 3 adults and paid
that is
, so

You get the system of three equations:

From the first equation:

From the third equation:

Substitute them into the second equation:

Then

Hence,
the cost for one adult is 
the cost for one child is 
the cost for one senior is 
<u>The Linton family</u> takes 1 senior, 2 adults and 3 children and paid
