Make correct statements by filling in the symbols `sub` or `cancel sub` in the blank spaces : {x : x is a triangle in a plane) . . . {x : x is a rectangle in the plane)

Make correct statements by filling in the symbols sub or cancel sub in the blank spaces : {x : x is an equilateral triangle in a plane) ... {x : x is a triangle in the same plane)

Make correct statements by filling in the symbols sub or cancel sub in the blank spaces : {x : x is a circle in the plane) . . .{x : x is a circle in the same plane with radius 1 unit)

Make correct statements by filling in the symbols sub or cancel sub in the blank spaces : {x : x is an even natural number) ... {x : x is an integer)

Make correct statements by filling in the symbols sub or cancel sub in the blank spaces : { a, b, c } . . . { b, c, d }

Make correct statements by filling in the symbols sub or cancel sub in the blank spaces : { 2, 3, 4 } . . . { 1, 2, 3, 4,5 }

Make correct statements by filling in the symbols sub or cancel sub in the blank spaces : {x : x is a student of Class XI of your school). . .{x : x student of your school)

Fill in the blanks : d/dx |3x +4| = ______

Fill in the blanks : The x-intercept of the plane 2x - 3y + 5z + 4 = 0 is ……… .

Fill in the blanks spaces Area of a closed plane figure is measured in _________.

Fill in the blanks: If f(x) = x^(2//3) , then f'(0) is ……… .