Answer:
(x+c)(x-d)
Step-by-step explanation:
if x²-ax-b=(x-c)(x+d)
from vieta theorem
c + d = -(-a)=a
cd = b
if x²+ax-b
from vieta theorem
c + d = -(a)=-a
cd = b
so the same c d but in opposite sign (x+c)(x-d)
Answer:
$15 per hour
Step-by-step explanation:
what’s the ratio of $30 in 2 hours.
= $30 / 2 hours
= $15 per hour
2/3 girls that's mean there is 1/3 boys.
If there are 18 girls that mean half this number is the boys which is 9.
Therefore, total number is 27.
1,300 because 8 is over 5 and it rounds the 100th place ,(which is 2), to become a 3 which makes the answer 1,300.
Answer:
1/3 of 1/4 : Top left and 1/5 of 5/6: Top right
Step-by-step explanation:
