Answer:
B
Step-by-step explanation:
The graph is a sine curve but multiplied by -1
Answer:
wait so are you adding or
the last two ones be the same, the outcomes would be TTT,HTT,THH,HHH
so the probability is 4/8 = 1/2.
Using Pythagoras in the first question
c=

which is approximately 16.5
for the second question
we also use Pythagoras

Answer:
function= 2nd,6th
not a function=1st,3rd,4th,5th
Step-by-step explanation:
because in graphing a function, there should only be one y for the x. 2 or more y's in one x is considered as not a function