Answer:
0.5
0.50
0.500
Step-by-step explanation:
--------------------------
Answer:
85, -91
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
First, rewrite the equation with -5 substituted for A: (-5)^2 +5(-5) +4
Next, simplify that equation: 25 -25 +4
Simplify this further: 4
When A=-5, the solution is 4.
An imaginary number is a complex number that can be written as a real number multiplied by the imaginary unit I, which is defined by its property i2<span> = −1.</span>
