Answer:
B is the answer
Step-by-step explanation:
Answer:
+ or - square root of 5, and + or - i
Step-by-step explanation:
(x^2 + 5)(x^2 + 1)= 0
Set each set of parentheses equal to zero:
x^2 + 5 = 0; x^2 = -5, so x will equal plus or minus i times the square root of 5.
X^2 +1 = 0; x^2 = -1, so x will equal plus or minus i times the square root of one, which is just i
Answer:
1. 3212 = 3.212 X 10 of 3
2. because it easier to write and read
Cole's mistake was that he rounded 555 to the nearest hundred instead of the nearest ten. He should've rounded it to 560 because the tens place is the second number, not the first one.
Answer:
8
Step-by-step explanation:
4 + (x + 1)
4 + 4
8
Hope this helps!
brainliest?
