Find the value of :
`1/2 p^(2) xx 4p^(2)q xx(-3 p)`

If p = 4,q = -3 and r = 2, find the value of : p^(3)+q^(3)-r^(3)-3pqr

If p = 4, q= 3 and r = -2, find the values of : (p^(2)+q^(2)-r^(2))/(pq+qr-pr)

If m = 1, n = 2 and p = -3, find the value of : 2mn^(4)-15m^(2)n+p

If p = 3, q = 2 and r = -1, find the values of 2p^(2)+3a^(2)-r^(2)+2pr-5pqr

If p = 4,q = 3 and r = -2, find the values of : (3pq+2qr^(2))/(p+q-r)

If p=-2, find the value of : (i) 4p+7 (ii) -3p^2+4p+7 (iii) -2p^3-3p^2+4p+7

If p = log 20 and q = log 25, find the value of x, if 2 log(x + 1) = 2p - q.

Find the value of n such that "(i) "^(n)P_(5) =42 xx ""^(n)P_(3), n gt 4 " (ii) "(""^(n)P_(4))/(" "^(n-1)P_(4))=(5)/(3), n gt 4.

Find the value of 2p^2q-3pq^2+2p-3p+1 when p=3,q=-3

Find the value of : 2p + 3q + 4r + por when p =-1,q = 2 and r = 3