Answer:
1) x= 3i, x= - 3i
2) x= +i
, x = - i
Step-by-step explanation:
1) x^2+9=0
(x+3i)(x-3i)=0
x= 3i, x=-3i
2) x^2-4=-11
x^2=-7
x= ±i
x= +i
, x = - i
hope this helps!! :))
Answer:
7.92 cm^3
Step-by-step explanation:
To find volume all you have to do is multiply the length, width, and height. The answer would be: l * w * h = 2.2 * 2 * 1.8 = 7.92 cm^3.
Answer:
false
Step-by-step explanation:
0.325 is NOT less than 0.253
Answer:
y =
- 1
Step-by-step explanation:
y - y1 = m (x - x1)
y + 5 =
(x + 12)
y + 5 =
x + 
y + 5 =
x + 4
y =
x - 1
Hope this was helpful :)