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# Math help. precal/algebra2?

Just need some quick help with my math

1) solve

a) sin x = 1/3, tan x =?

b) sec x = 13/5, csc x = ?

2)let f(x) = [[x]] (greatest integer function)

a)calculate f(5.43), f(3), f(0.5), f(-4.312)

b) if the domain of f is the set of real numbers, then what is the range

3) solve

a) log subscript 2 (ln x) = 1

b) e^ 2x-4 = 16

b) 27^x=81^(1-x)

any help is appreciated

thanks in advance

### 2 Answers

- ?Lv 44 years ago
Eh... neither... yet i assume i will % English. I used to love English extra yet intense college made it boring. -_- yet I nonetheless love writing as a interest (and hate math, even however i'm no longer undesirable at it) so i will only say English.