Answer:
A polynomial of degree 3 has 3 linear factors… (1): (x - i ) (x + i ) (x + a) . If any 2 factors are conjugate as here first 2 factors are conjugate with complex roots. So at least one root should be real.
Step-by-step explanation:
ANSWER

EXPLANATION
Recall that,

But we were given that,

and

We substitute these values into the above formula to obtain,

This implies that,

This simplifies to,


So we can now find

We use the same formula again,

We substitute the values to get,

We multiply out to get,
Answer:
the answer is B. 3.87
Step-by-step explanation:
Answer: 8, 40, 80, 120
1 gallon is equal to 8 pints
Answer: 21.00
Step-by-step explanation: 48-27 = 21