Plug into y-y1=m(x-x1)
y+4=4(x-4)
Answer:
A
Step-by-step explanation:
If you have to add 2 to X to get it back to the original, it started out 2 to the left. (It would seem like it ought to be C, but when you add an subtract from the x value in functions, it's opposite of what you might think.)
The angle of STV would be 140 degrees.
Answer:

Step-by-step explanation:
Apply exponent rule: 


1) Let's simplify those expressions making use of exponents rules:

Note that the exponent outside the parenthesis is 'distributed' over each term inside.
2) Similarly for the second expression we can state that: