(vi)r^(2)s^(2)x^(2)+6rstx+9t^(2)

If (p)/(q)=(r)/(s)=(t)/(u) then (p^(2)+r^(2)+t^(2))/(q^(2)+s^(2)+u^(2))=

Simplify each of the following expressions: 4st(s-t)-6s^(2)(t-t^(2))-3t^(2)(2s^(2)-s)+2st(s-t)

Simplify each of the following 4st (s -t) - 6s^(2)(t - t^(2)) - 3t^(2) (2s^(2) - s) + 2st(s - t)

Factorise (i) x^(2)+9x+18 (ii) 6x^(2)+7x-3 (iii) 2x^(2)-7x-15 (iv) 84-2r-2r^(2)

Factorise (i) x^(2)+9x+18 " " (ii) 6x^(2)+7x-3 (iii) 2x^(2)-7x-15 " " (iv) 84-2r-2r^(2)

Simplify each of the following expressions: 4s t\ (s-t)-6s^2(t-t^2)-3t^2(2s^2-s)+2s t(s-t)

If f : R to R is different function and f(2) = 6, " then " lim_(x to 2) (int_(6)^(f(x))(2t dt))/(x - 2) is