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1)30 m^2+25 m n-30 n^2 2)x^2-5sqrt(2x...

1)`30 m^2+25 m n-30 n^2` 2)`x^2-5sqrt(2x)-12`

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x^2+5sqrt(5)x+30

Factorize (i) x^2+5sqrt(3)x +12 (ii) x^2+3sqrt(3)x-30

Let I_(n)=int(x^(n))/(sqrt(x^(2)+2x+5))dx then I_(n)=(x^(m-1))/(n)sqrt(x^(2)+2x+5)-lambda I_(n-1)-mu I_(n-2) where lambda,mu and m' are involving n' then

sqrt(3x^(2)-7x-30)-sqrt(2x^(2)-7x-5)=x-5

The distance between the points (m,-n) and (-m,n) is (A) sqrt(m^2 + n^2) (B) m+n (C) 2 sqrt(m^2+n^2) (D) sqrt(2m^2 +2n^2)

The distance between the points (m,-n) and (-m,n) is (A) sqrt(m^2 + n^2) (B) m+n (C) 2 sqrt(m^2+n^2) (D) sqrt(2m^2 +2n^2)

The distance between the points (m,-n) and (-m,n) is (A) sqrt(m^2 + n^2) (B) m+n (C) 2 sqrt(m^2+n^2) (D) sqrt(2m^2 +2n^2)