Answer:
and
Step-by-step explanation:
Let
x -----> the number of polyphonic ringtones
y ----> the number of standard ringtones
we know that
-----> equation A
-----> equation B
Solve the system of equations by substitution
Substitute equation A in equation B and solve for y
Find the value of x
Answer:
2π or 0π are the only points that satisfy the expression, but since the restriction is 0 <= x < 2π
the answer would be 0π
Answer:
I not sure what the question is
Step-by-step explanation:
What expression ? There isn’t one
Answer:
y=2x+1
Step-by-step explanation:
see graph