Multiplying Exponents- Same Base In this chapter, we will study about multiplication of exponents with same base. When a number repeatedly multiplied by itself, multiple times is known as Exponent. For example: p raised to q means that p is multiplied by itself q times. = pq = p x p x p x p […]

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Solutions – Union and Intersection of two Sets 1.If X and Y are two sets such that X∪Y has 40 elements, X has 22 elements and Y has 30 elements, how many elements does X∩Y have? Solution: Given that n(X∪Y) = 40,  n(X) = 22, and   n(Y) = 30, n(X∩Y)= ? By using the formula  n(X∪Y) […]

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