Answer:
2) 6
4) 9
Step-by-step explanation:
Answer:
Step-by-step explanation:
Star = 5
square =3
or the other way around
Answer: 7/8
Step-by-step explanation:
Answer:
x can have two complex solutions, which are:
-2 + i
-2 - i
Step-by-step explanation:
2x² + 8x + 10 = 0
4x² + 16x + 20 = 0
4x² + 16x + 16 = -4
(2x + 4)² = -4
2x + 4 = √-4
2x = -4 ± i√4
2x = -4 ± 2i
x = -2 ± i
So x is equal to -2 + i and -2 - i.
