Answer:
- 84 + 10i
Step-by-step explanation:
A complex number in standard form is a ± bi
a is the real part and bi the imaginary part
and
= i
Given
- 84
=
- 84
=
×
- 84
= 10i - 84
= - 84 + 10i ← in standard form
Answer:
D) 12
Step-by-step explanation:
3x+x=2x+24
4x=2x+24
4x-2x=24
2x=24
x=24/2
x=12
Answeh:
Height
A: Base Area
Volume = Ah/3
base=18
volume area of the box =120
=720
Step-by-step explanation:
Answer:
(x+3)(x+5)
Step-by-step explanation: