whole number operations sum

Step 1: Factor pairs of the last term are (9,-2); (-6,3); (-18,1);(-9,2);(6,-3); (18,-1). Step 2: The pair of factors whose sum is equal to the co-efficient of the middle term is (-6,3). Step 3: Rewrite the expression using these factors as Step 4: Group the terms and factorise. ..

Arithmetic Geometric Series - A series of the form a + (a + d)r + (a + 2d)r 2 + ... is called an Arithmetic-Geometric series. In the series if we put we get GP and if we put r = 1, we get an AP. To find the sum to the series Subtracting (ii) from (i), we g..

4. Method of finding sum of a series whose n t h term is know..

3. Find the sum to infinity of the seri..

A well-defined collection of definite objects is called a set. In roster method of representing a set, all the elements are listed in the set. In property method of representing a set, all the elements are represented by stating all the properties which are satisfied by the elements of the ..

4. Sum the following: i) 1.2 + 2.4 + 3.8 +.... to n ter..

A matrix is defined as a rectangular array of elements. If the arrangement has m rows and n columns, then the matrix is of order mxn (read as m by n). A matrix is enclosed by a pair of parameters such as ( ) or [ ]. It is denoted by a capital letter. Two matrices are said to be comparable if t..

Whole numbers - read, write, count Place value (whole numbers) Rounding numbers Compose/decompose numbers Expanded notation Counting money Fractions Fractional parts of a whole Equivalent fractions Unit fractions Compare -..

Whole numbers - place value Decimals - place value Representation on a number line Equivalent/improper fractions; mixed numbers Compare and simplify fractions Decimals, percents and fractions Addition and subtraction Common and prime factors, exponen..

Rational numbers Factors/multiples, GCF Prime factorization Addition and subtraction Operations on fractions, decimals, integers, exponents Commutative, associative, distributive property Ratios and rates Identity and inverse properties Estimation of solutions Order o..