Answer:
51
Step-by-step explanation:
Hope this helps. . .
Answer
-19
Step-by-step explanation:
AS WE NEED TO FIND THE DIFF SO -8-11=-19
If a line is parallel to another line,Then the gradients are the same.So m=4 .Using general formula for str8 line, y=mx+c

sub in coorfinates (1,13)

So C=9.
Answer:
sec
Step-by-step explanation:
1/cosin = sec or cosin^-1
Can you re order them I don’t understand your problems