Answer:

Step-by-step explanation:
we have

Applying the property of exponents


X <span>≥ 5.5.
So it can be anywhere from 5.5 to </span><span>∞ (infinity)
P.S this symbol </span>∞ <span>is sometimes called a </span>lemniscate
Remember that cos(0) represents the x value of a point on the unit circle. The period for the unit circle is 2π in radians which means that adding or subtracting 2π will get you back to the same point which has the same cosine.
Examples: cos(2π),cos(100π),cos(60π)
3 quarters of 24 is 8
So 8 pies
Part A : The diagram shows a line of best fit with a positive correlation.As the amount of guests increases the amount of pizzas increase supporting the positive correlation.
Part B : I haven't gotta clue sorry