Answer:
-1/5
Step-by-step explanation:
We get this answer from substitution
Answer:
-2.2
Step-by-step explanation:
By using the equation 5*(4+x)=9, when you isolate x you get -2.2.
Answer:
1. Alternate angles, 2. Right angle, 3. Acute Angle, 4. Reflex angle
Step-by-step explanation:
Given a quadratic equation
, we define the discriminant as

The number of real solutions of the equation depend on the sign of
:
- If
the equation has two solutions - If
the equation has one double solution - If
the equation has no real solutions
In this case, we have

And so this equation has no real solutions.