Answer:
the first one and the third one
Step-by-step explanation:
Answer:
- 3x² + 5x + 1 = 0 simplified
- x = (-5 ±
)/6 roots
Step-by-step explanation:
<u>Given quadratic formula</u>
<u>Standard form</u>
<u>Simplifying</u>
- 3x² + 5x - 5 + 6 = 0
- 3x² + 5x + 1 = 0
<u>Solving</u>
- x = (-5 ±
)/(2*3) - x = (-5 ±
)/6
For part a it’s sal will leave a $20 tip for part b sals food is $78.22 including tax and tip
Answer:
64
Step-by-step explanation:
56/7 = 8
8*8 = 64
64 tests
Answer:

Step-by-step explanation:
The negative exponential can be represented with the help of fractions. By this way, we also make the negative exponential disappear. For example, we can write:

The explanation is this:
Since 
According to this definition, we can simplify our problem in the following way:
