Lorie is using long division to find the quotient of 13 + 6r2 + 5 and 12 + 1 – 1, as shown.
41
+ 5 –
12 + - 1
I2 + 1 - 1) 1 3 + 612 + 0.1 + 5
(13 + 12 – 1
-
5.12 + I + 5
(5.12 + 51 – 5)
-4r + 0
What mistake did Lorie make?
ОА
She combined the constants incorrectly in the last step.
OB.
The last term in the quotient has an incorrect denominator.
ОС. .
She added an extra term to the dividend.
OD.
second term in the quotient should be 7.