If you expand the square, you have

Simplify the right hand side:

Cancel the -3x appearing on both sides:

Multiply both sides by 4:

Consider the square root of both terms (using the doubles sign):

Step-by-step explanation:
(-3y^2+24y)(-6y^2-3y)
open the bracket and collect the like terms
-3y^2-6y^2+24y-3y
-9y^2+21y
Answer:
The answer to your question is : 33.3 (Rounded).
Step-by-step explanation:
I got this answer by dividing 19.6 by 20, which gave me 0.98.
Then, I multiplied 0.98 by 34, which gave me 33.32.
After rounding, 33.3 is your answer.
Hope this helped!!
The answer is 32, depending on how you do the math will be different outcomes