Answer: What are the options for the functions?
Step-by-step explanation:
Answer:
x = y²
Step-by-step explanation:
Given
x =
and y = 
Note that
x =
=
×
= y²
Thus x = y²
B is true
Step-by-step explanation:
because no number with them to lines can be a negative
Answer:
60$ (b)
Step-by-step explanation:
we know that 20% of the total is peters - and peter has 12 dollars. We know that 20% 5 times gets us to 100%. So we multiply 12 by 5 to get a total answer of 60$