He made a mistake in step #2. It seemed to be a trivial mistake because it involved signs, but it still had a great impact. Since step#2, his solution was already wrong.
Instead of
(-1)²-4(2)(-6) = 1 + 48 = 49
What he did is
(-1)²-4(2)(-6) = -1 + 48 = 47
Answer: 51
Step-by-step explanation:
You divide both numbers
683.40 / 13.40
14$ i think and good luck on ur test
(x-12)(x-1) is the answer.
Answer:
7-5m/m
Step-by-step explanation:
