by Eazy-Notes | May 28, 2016 | Maths

Search Your Query Here Symbols used for derivative dy/dx or f ‘(x) or D(y) or y’ or y1 → First Order Derivative d2y/dx2 or f ”(x) or D2(y) or y” or y2 → Second Order Derivative Derivative of some standard Functions d(xn)/dx =nxn-1 ...
by Eazy-Notes | May 26, 2016 | Maths

Search Your Query Here Differentiability in an Interval A function is said to be differentiable in (a, b) if it is differentiable at each and every point of the interval. Differentiable at [a, b] if It is differentiable in (a, b) f’ (a+) = limit(h→0) {(f(a+h)- f(a)) /...
by Eazy-Notes | May 25, 2016 | Maths

Search Your Query Here Physical Meaning of the term Derivative Instantaneous rate of change of function w.r.t independent variable. limit (Δy/Δx) Δx→0 Geometrical Meaning of the term Derivative It gives the slope of the tangent drawn to the curve at...
by Eazy-Notes | May 16, 2016 | Maths

Search Your Query Here Basic Definitions and Concepts Definition A polynomial is an algebraic expression in which the variables involving are having non-negative integral powers. Examples- 2x³+5x+2, 8y³+5xy+x-2 etc. Ok, lets now define the term Algebraic Expressions,...
by Eazy-Notes | May 11, 2016 | Maths, Number System, SSC, SSC-Maths

Search Your Query Here Basic Definitions and Formulas- Real Numbers Natural Numbers All the counting numbers starting from 1 i.e., 1,2,3,.., etc. are called the natural numbers. Whole Numbers All the counting numbers or the collection of natural numbers including zero...
by Eazy-Notes | Apr 27, 2016 | Geometry, Maths, SSC, SSC-Maths

Search Your Query Here If you do not like reading, you may watch these Videos Continue Reading- Basic Formulas & Identities Area = ½ (Any Side) × (Corresponding Altitude) Heron’s Formula ∆ =√(s(s – a)(s – b)(s – c)) S = ½ (a + b + c)…….....