prove that (n choose k)

prove that (n choose k) = (n-1 choose k-1) (n-1 choose k)a) By using formula of (n choose k) b) by breaking subsets of size k
1. 0 answers
2. asked by Steve
3. 749 views
Given:∠TRS = ∠URS ∠TSR = ∠USR Based on the given information and the algebraic and geometric properties presented or
1. 2 answers
2. asked by nay
3. 2,952 views
Match the month with the ordinal number in Spanish.Group of answer choices enero [ Choose ] febrero [ Choose ] mayo [ Choose ]
1. 1 answer
2. 186 views
HII WOULD LIKE TO KNOW WHAT I CAN POSSIBLY PROVE ABOUT EITHER THE BERMUDA TRIANGLE OR ATLANTIS THE LOST EMPIRE WE AARE SUPPOSED
1. 4 answers
2. asked by TRIXIE
3. 829 views
prove (n choose k) = (n choose n-k)
1. 1 answer
2. asked by Steve
3. 803 views
I'm supposed to prove that if america stopped getting involved in the affairs of the world the result would NOT be chaos.PLEASE
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2. asked by ally
3. 743 views
uestion 1Video Player A) What theorem can be used to prove that the triangles are congruent? (1 point) Responses SSS SSS ASA ASA
1. 1 answer
2. 87 views
7. Prove that tan B� sin B� + cos �B = sec B�.11. Prove that tanλ cos^2λ +sin^2λ/sinλ = cos λ� + sin λ�. 12. Prove that
1. 1 answer
2. asked by RUDY
3. 715 views
4a. John has become a rather good actor. 4b, John has became a rather good actor.Using regular and irregular verbs. I choose b.
1. 11 answers
2. asked by ano
3. 750 views
6.Prove that tan y cos^2 y + sin^2y/sin y = cos y + sin �y10.Prove that 1+tanθ/1-tanθ = sec^2θ+2tanθ/1-tan^2θ 17.Prove that
1. 1 answer
2. asked by eddy
3. 759 views