`x ,(206)x+(216)x=(424)x`

If (x+(1)/(x))^(2)=3 then find the value of x^(206)+x^(206)+x^(90)+x^(84)+x^(18)+x^(12)+x^(8)+1

Factorise: (1)2x^(2)-x-6=0(2)a^(3)-0.216 (3) (x^(2)-3x)^(2)-8(x^(2)-3x)-20

The points on the curve y=12x-x^3 at which the gradient is zero are:- (a) (0,12),(2,16) (b) (0,-2),(2,-16) (c) (2,-16),(-2,16) (d) (2,16),(-2,-16)

216x^3+(1)/(125)

If '+' means 'x', '-' means ' ÷','x' means '+' and ' ÷' means '-', then what is the value of, 216 div 3 + 48 - 6 xx 21 (A) 206 (B) 213 (C ) 236 (D) 263

An unbiased die is tossed 3 times, suppose that a variable x is assigned the value k, when k consecutive sixes are obtained for else x takes the value –1 . Then expected value of x is: A. (182)/(216) B. (172)/(216) C. (-182)/(216) D. -(172)/(216)

X rarr _(82)^(206)Pb+_(2)^(4)He .In this reaction predict the position of group of X:

X rarr _(82)^(206)Pb+_(2)^(4)He .In this reaction predict the position of group of X:

Find the cube root of each of the following numbers: (i) 8\ x\ 125 (ii) -(1728) x 216 (iii) -(27)\ x\ 2744 (iv) -(729 )x(-15625)