Question

need someone to check my work on all the attachment. The first attachment are the problems, 2nd,3rd,4th attachment are my actually work

Answer 1

something looks wrong in answer to #4

Answer 2

fist one is right. the point - slope one

Answer 3

part b looks right and power rule for negative exponents looks right at well

Answer 4

yeah that the part I'm not sure how to solve after using the quotient rule. I think you could use the trig identity to simplify it, but if you could show me I would appreciate

Answer 5

oh i meant number 4 on first page. let me look at last page

Answer 6

ok, thanks!