Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#1 2006-06-04 11:30:44

ryant727
Member
Registered: 2006-06-04
Posts: 2

law of sins

please someone help me with one of these 2 problems... They both deal wiht law of sins:

1. A=42º
   a=7
   b=7





2. cos²Θ/sinΘ + sinΘ = csc Θ



Thank you anyone who can help me!

Offline

#2 2006-06-04 13:09:08

George,Y
Member
Registered: 2006-03-12
Posts: 1,306

Re: law of sins

cscθ   = 1/sinθ
multiply both sides by sinθ


X'(y-Xβ)=0

Offline

Board footer

Powered by FluxBB