Answer:
Questions:
#1) one complex solution
#2) two solutions
#3) one complex solution
#4) one solution
Step-by-step explanation:
1) x² = -100; x = 10i
2) 5x² = 1; x = ±[tex]\sqrt{1/5}[/tex]
3) 6x² + 6 = 0; x = i²
4) 7(x² + 6) - 42 = 0; x = 0
