How do you solve #5v ^ { 2} - 40= - 10v#?
1 Answer
Explanation:
First, make sure the equation is in the standard form
If
In this case,
What is the ac method???
The ac method is simply the value of
Now we have to find the numbers that will give a product of -200 as well as a sum of 10.
Bingo! Now that we have these numbers, we rewrite the equation substituting -10 and 20 for b.
5
Now, we factor by grouping and pulling out the gcf.
Solve for v
Dividing both sides by 5, we get
Solve the other also for v