The answer to this question is 2.048
Well you would take 53% then put it over 100 so you should get 53/100
If you want to multiply (2*x + 5) and (2*x - 5), you can do this using the following steps:
(2*x + 5) * (2*x - 5) = 4*x^2 - 10*x + 10*x - 25 = 4*x^2 - 25
The correct result is 4*x^2 - 25.
The answer to your question are <span>1.75</span>