Addition of matrices: If two matrices A and B are of the same order mxn, then the sum A+B is of the same order mxn and contains the elements obtained…
read moreQuadratic equation: A quadratic equation is an equation with degree (highest power) 2. Example: i) x2 + 5x + 6 = 0; ii) x2 – x – 6 = 0.…
read moreThe process of multiplying a radical by another radical to get a rational number is called rationalization. Each radical is called the rationalizing factor or conjugate of the other. Rationalizing…
read moreA radical may be defined as a positive irrational number of the type , where the symbol is called the radical sign, the index n is called the order of…
read moreSynthetic division is a shortcut method of polynomial long division in a special case of division by a linear factor, with fewer calculations and less writing. Below are the steps…
read moreTwo quantities are said to be proportional if their ratio is constant. In other words, the two quantities are proportional if one of them is always the product of the…
read moreA function is a relation that assigns to each input value exactly one output value. A function can be defined as a rule that relates how one quantity depends on…
read moreInverse of a function The word inverse comes from the word invert which means opposite, upside down. Let f and g be two functions such that function g is inverse…
read moreA function can be defined as a rule that relates how one quantity depends on other quantities. A function is a relationship between two variables. The first variable is called…
read moreA function is a relation that assigns to each input value exactly one output value. Like numbers and polynomials we can add, subtract, multiply and divide functions which results into…
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