Answer:
x^2+2x+2
Step-by-step explanation:
If the roots of the equation are -1\pm i, then by the zero product rule:

You can confirm this with the quadratic equation:

Hope this helps!
515 - 87 = 428
428/245 = 1.746938
To the nearest tenth = 1.7 lbs
Answer:
12.6 hp
Step-by-step explanation:
Represent the input by n. 10.75 hp
Then 0.85n = 10.75 hp, and n (the input) is --------------- = 12.6 hp
0.85
Answer:
No
Step-by-step explanation:
For the adults:
$12 times the 14 adults which is: $168
Then for the kids:
$5 times the 9 kids which is: $45
Add next:
$168 plus the $45 equals $213
A(14)+b(5)=c