Answer: the right answer is C
Step-by-step explanation: i took the test too
Answer:
The discriminant of the quadratic equation is -7.
Step-by-step explanation:
We are given the following quadratic equation in the question:

Comparing to general quadratic equation:

We have to find the discriminant of the quadratic equation.
Formula:

Putting values, we get,

Thus, the discriminant of the quadratic equation is -7.
Answer:
1a+12/2
Step-by-step explanation:
1/2a+6
1/2a+6/1
1/2a+6/1*2
1/2a+12
1a+12/2
Answer:
1/3
Step-by-step explanation:
if you move up 1 over three, the line intersects the graph
Answer:
6n+1
Step-by-step explanation:
first term=13-6=7
nth term=7+(n-1)6=7+6n-6=6n+1