2^5*2=? I think but ok whatever
First get all the terms on the same side:

Now solve using the quadratic formula which is:

Plug in the values:

So the answer is:
Answer:
no triangles
Step-by-step explanation:
why?
the triangle inequality theorem
this theorem states that the sum of any two sides must be bigger than or equal to the third side. however, the sum of 2.1 and 2.6 is less than 4.8