Answer:
The Answer is C
Step-by-step explanation:
X^2+4+10=0
x=(-4(+/-)root16-40)/2, so we now know that the zeros are imaginary, because you can't square root a negative number and 16-40 is -24
so the two roots are…
-2+iroot6 and -2-iroot6
Answer:
a square
Step-by-step explanation:
sorry if wrong
Answer: 2hrs?
Step-by-step explanation: 3-2=1+1 hour she took alone = 2hrs