Answer:
No real solutions.
Step-by-step explanation:
x² + 6x + 10 = 0
a = 1
b = 6
c = 10
D = b² - 4ac = 6² - 4*1*10 = 36 - 40 = - 4
- 4 < 0,
so this equation has no real solutions.
4/2, 2/7, 1/2, 5/6 is your answer
answer:
131.88 inches
step-by-step explanation:
2πr = circumference
2(21)(3.14)
= 131.88