[最も欲しかった] sinθ=cos(θ-π/2) 788063-Cos(θ+π/2)=-sinθ 证明 Marion Dudley

Start studying Trigonometric α β θ π a² √ Learn vocabulary, terms, and more with flashcards, games, and other study toolsIf 5 secθ – 12 cose...

F''(x)=0 meaning 293905-What does f(x)=0 mean Marion Dudley

 · If it is 0 throughout the entire graph it means f (x) is describing a straight line Just as f'(x)=0 does not tell you what the consta...