Answer:
Equation of the parabola:
or 
Vertex form: 
Intercept form: 
Step-by-step explanation: hope this helps please give brainlieat!
True, because all angles on a straight line add up to 180 deg
Answer:
Pretty sure the answer is $160.86
Step-by-step explanation:
you start off by multiplying 10.75 x 8 because that's how much he'll deposit at the end of an 8 week spand.
adding 86+138.22= 224.22
then you subtract 31.68 two times from that as he withdraws 2 times in the 8 weeks, giving you the answer of 160.86.
hope this helps xx have a good day :)
Answer:
The exact value of 
Step-by-step explanation:
we know that
The angle
belong to the fourth quadrant
The function cosine is positive in the first and in the fourth quadrant
so

Remember that

so
