Question

If \(cos\: y = x \cos (a + y)\), with cos \(a \neq \pm 1\), prove that \( \large\frac{dy}{dx}=\frac{\cos^2(a + y)}{\sin \: a}\)

Answer 1

Answer:

Step-byAustin3434 Helping Hand

here,

maximum outcomes:36

possible outcomes as product of prime

numbers: (1,2), (2,1), (1,3), (3,1), (1,5), (5,1).

therefore P(getting product a prime number)

=>6/36

=>1/6

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