Answer:
6.33... and 0.333...
Step-by-step explanation:
The quadratic formula is
.
It is important because while some quadratics are factorable and can be solved not all are. The formula will solve all quadratic equations and can also give both real and imaginary solutions. Using the formula will require less work than finding the factors if factorable. We will substitute a=9, b=-54 and c=-19.

We will now solve for the plus and the minus.
The plus,,,
and the minus...

I'd say that the relationship between y and x is that they're both equivalent to each other, since -3 = -3.
Answer:
Based on your line, what is the likely test score of a student who does not study for the test? 45
Answer:
OKAY I WAS STRESSING FOR A QUICK MINUTE THINKING I WAS GETTING SOMETHING WRONG BUT THINK THE ANSWER IS CORRECT
So Cos0= 15/64 (SIMPLIFIED) or in decimal form 0.234375
Step-by-step explanation:
7/8² is 49/64 or (in decimal form) 0.765625
1 - 0.765625 = 0.234375