Let real and distinct roots of equation `x^2-mx+4=0` lies in `[1,5]` then range of `m` is (a) `(3,4)` (b) `(4,5)` (c) `(-5,-4)` (d) `(-3,4)`

Real roots of equation x^(2)+5|x|+4=0 are

Number of distinct real roots of equation 3x^4+4x^3-12x^2+4=0

the real roots of the equation |x^(2)+4x+3|+2x+5=0 are

The number of distinct real roots of the equation sin pi x=x^(2)-x+(5)/(4) is

The set off all values of m for which both the roots of the equation x^(2)-(m+1)x+m+4=0 are real and negative is (-oo,-3]uu[5,oo)(b)[-3,5] (c) (-4,-3](d)(-3,-1]

The number of real roots of equation x^8-x^5+x^2-x+1=0 is (A) 2 (B) 4 (C) 6 (D) 0

If cosA=4/5 , then the value of tanA is: (a) 3/5 (b) 3/4 (c) 4/3 (d) 5/3

If b^(2)gt4ac then roots of equation ax^(4)+bx^(2)+c=0 are all real & distinct if :

Find the range of the data 2, 1, 2, 3, 5, 4, 7, 3, 5, 2, 4. A. 5 B. 4 C. 3 D. 6