The word in the problem that indicates is a negative number is “descend”
6 + 3q + 306 + 153q + 15
156q + 327
Answer:
The sum of the roots is 0.5
Step-by-step explanation:
<u><em>The correct question is</em></u>
What is the sum of the roots of 20x^2-10x-30
we know that
In a quadratic equation of the form
The sum of the roots is equal to
in this problem we have
so

substitute
<u><em>Verify</em></u>
Find the roots of the quadratic equation
The formula to solve a quadratic equation is equal to


substitute





The roots are x=-1 and x=1.5
The sum of the roots are
----> is ok
Put a point on -3 on y-axis and graph a straight line that is parallel to x-axis then color under the line because -3 is greater :)))
i hope this is helpful
have a nice day