Formula= (y2-y1)/ (x2-x1)
(-5 - -1) / (-2 - -4)
(-4) / (2) = -2
q8 is C
(-3 - -3) / (8 - 4)
(0) / (4) = 0
q12 is D
Maria do 1/2 work in 1 hour
Sasha do 1/3 work in 1 hour
Thus,
1/2+1/3=5/6 work in 1 hour
5/6 work in = 1 hour
1 work in =6/5=1.2 hours =72 minutes
Answer:
Step-by-step explanation:
Answer:
the answqee is D.
Step-by-step explanation:
Answer:
The correct choice is:
-2 to the 4th power is positive 16.
Option C is correct.
Step-by-step explanation:
We need to find mistake make in work below:

The mistake here is when we have even power, the negative sign gets positive i.e
if m is even
so, in our case it would be:

The correct choice is:
-2 to the 4th power is positive 16.
Option C is correct.