An example of quadratic equation with this behavior is:
Which is sketched at the end of this answer.
A quadratic equation has the format:
It's roots are given by:
The number of roots depends on the discriminant , that is:
- If , it has two different real roots.
- If , it has one real root.
- If , it has no real roots.
In this problem, it will have only positive y-values if: and
Thus, an example is:
Which is sketched below.
A similar problem is given at brainly.com/question/19776811
If you would like to know how many dollars is the increase, you can calculate this using the following steps:
7% of $45 = 7% * 45 = 7/100 * 45 = $3.15
Result: The increase is $3.15.
I hope this helps you
6x+15=3x+21
3x=6
x=2
I got x is less than or equal to 3
Answer:
22+10+122+19+3+34
Step-by-step explanation: