If x and y are reals such that 0 ≤ x 2 y 2 ≤ π , how does one prove that cos x cos y ≤ 1 cos x y ?To ask Unlimited Maths doubts download Dou...
Solve graphically 2x y=6 and 2x-y 2=0 312549-Solve graphically 2x+y=6 and 2x-y+2=0
I actually solved this in my head No pencil, no paper But since you can't see into my head, let's put these equations in the form of...
Y=-x^2 4 142421-Y=x^2-4x+7
Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals For m...
登録:
投稿 (Atom)