Worksheet on addition of polynomial with solution

Q.1 Add (i) 41x²-6xy+12y²  and 11x²+2xy-7y²  (ii) 9x²-10xy-5xy² ,3x²+15xy-2xy²  and -2x²+3xy²-2xy  Q.2 What should be added to 12x²+3x-2 to obtain 3x² +9x+5 ?  Q.3 Subtract the sum of 4x²-3xy+y² and -2xy +9x²-5y² from -8x²+5xy  Q.4 Find the sum of 5x²-7xy+4y²-3x, 4x²+2xy-y², and x²+5xy-2y² +3x-y  Q.5 What must be added to x² +4x -6 to get … Read more

Inverse proportion worksheet with answer

In Inverse proportion  If one quantity increases, the other decreases, and if one decreases, other increases  If x and y vary inversely, then x×y=k  Q.1 10 people can dig a well in 6 days. How many extra men should be employed so as to finish the work in 4 days? Q.2 A shopkeeper buys 50 … Read more

Direct proportion worksheet with answer

Some important Points :  In the direct proportion, if one quatity increases, the other also increases, and If one decreases, the other also decreases  We write Quantities as = Q.1 If 192 bananas cost 320 Rs then find how many bananas can be bought for 200 Rs. Q.2 Rita covers a distance of 165 km … Read more

Types of Quadrilateral and their properties

Quadrilateral: A quadrilateral is a four-sided closed figure having four vertices, four angles, and two diagonals. In the given figure ABCD is a quadrilateral  The sum of four angles of the quadrilateral is always 360 º i.e ∠A+∠B+∠C+∠D=360º Types of Quadrilateral  There are six types of quadrilaterals based on their Properties. Let’s discuss them one … Read more