sin x sec x tan x?

0 ⤊

How do you simplify sinx secx tanx?

2007-05-29 14:47:56 · 3 answers · asked by Eric 2 in Science & Mathematics ➔ Mathematics

they are being multiplied (wasn't clear)

2007-05-29 14:50:40 · update #1

3 answers

sinx secx tanx
=sinx (1/cosx) tan x
=sinx/cosx tanx
=tanx tanx
=(tan x)^2

2007-05-29 14:51:17 · answer #1 · answered by Bob L 2 · 0⤊ 0⤋

secx = 1/cosx
tanx = sinx/cosx

sinx * 1/cosx * sinx/cosx = sin^2x/cos^2x = tan^2x

2007-05-29 21:53:28 · answer #2 · answered by TychaBrahe 7 · 0⤊ 0⤋

SINE = Opp./Hypot.
TANGENT = Opp./Adj.
SECANT = Hypot./Opp.

If you multiply them all together, some parts cancel out. This will leave you with:

Opposite/Adjacent

O/A = TANGENT (or TAN)

2007-05-29 21:54:41 · answer #3 · answered by matticus finch 2 · 0⤊ 1⤋