CX is the perpendicular bisector to AB. Which statements are true? 1. AC=BC, 2. Angles ACX = BCX
Statement-1: N2 and H2O are both molecules. Statement-2: A molecule can have only similar kind of atoms.
Which of the following is or are correct statements for conditions of col-linearity of three points A(x1,y1),B(x2,y2) and C(x3,y3)? 1.slope of line AB = slope of line BC = slope of line CA 2.Area of △ABC = 0 3. AC = AB + BC or AB ˜BC
Which of the following statements is/are correct?
1. cos2A = 1+tan2A1−tan2A
2. cosec2A = 1 + cot2θ
3. sec2θ = 1 + cos2θ