If `5-x/3 =4,` then the value of `x` is

Let ax^3+bx^2+cx+d=|{:(3x,x+1,x-1),(x-3,-2x,x+2),(x+3,x-4,5x):}| then the value of d is

If f(x) = (x - 1)(x - 2)(x - 3)(x - 4)(x - 5) , then the value of f' (5) is equal to

If x is real, then the value of the expression (x^2+14x+9)/(x^2+2x+3) lies between (a) 5 and 4 (b) 5 and -4 (c) -5 and 4 (d) none of these

Let f(x^(3)) = x^(4) + x^(5) + x + 1 , then the value of f(8) is

If x=1/2(5-3i) , then find the value of x^4-x^3-12x^2+23x+12

If Delta_(1) = |(7,x,2),(-5,x +1,3),(4,x,7)| and Delta_(2) = |(x,2,7),(x +1,3,-5),(x,7,4)| , then the value of x for which Delta_(1) + Delta_(2) = 0 , is

If (3x - 9) : (5x + 4) is the triplicate ratio of 3 : 4 , find the value of x .

If x+2a is factor of x^(5)-4a^(2)x^(3)+2x+2a +3 , then find the value of a .