Answer:
Step 3: Add those deviations together.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given
Lines x and y
Transversal b

Required
Find 
From the attachment,
and
are vertically opposite.
This means that

Similarly
and
are supplementary angles
So:

Make
the subject



The relationship between
and
is that they are supplementary angles because:

Answer: D
Over the interval [4,7], the local minimum is -7
Answer:
C) any eqaution that has a variable or number squared is a qaudratic equation