Yes.
When you divide the top and bottom of 2/8 by 2 you will get 1/4 which is the same as 1/4.
Answer:
or
Step-by-step explanation:
The given quadratic equation is

Group the constant terms on the right hand side.


Divide through by 5.

Add the square of half the coefficient of x., which is
to both sides of the equation.

The left hand side is now a perfect square.

Take the square root of both sides;



or 
or 
or 
Answer:
Yes
Step-by-step explanation:
Because 9, 12, and 15 are Pythagorean triples