If n X -m-n Y -n and n X- Y -p then n X- Y -

The correct option is A m+n p By set theory n(X∪ Y) =n(X)+n(Y) n(x∩ Y) =m+n p ...

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Inconsistent Pair of Linear Equations

If n X =m,n...

Question

If $n (X) = m, n (Y) = n$ and $n (X \cap Y) = p$ then $n (X \cup Y) =$

m + n + p

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m + n - p

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m - p

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m - n + p

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If the lines $l x + m y + n = 0, m x + n y + l = 0$ and $n x + l y + m = 0$ are concurrent then ( $l, m, n \neq 0$ )

3 x + y = 11

(m + n) x + (m - n) y = 5 m + n

m, n

m x - n y = a (m^{2} - n^{2}), n x + m y = 2 a m n, m^{2} + n^{2} = 1

y = \frac{1}{1 + x^{n - m} + x^{p - m}} + \frac{1}{1 + x^{m - n} + x^{p - n}} + \frac{1}{1 + x^{m - p} + x^{n - p}}

\frac{d y}{d x}

x = e^{m^{n p}}

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