“(a+b)2 – (a-b)2= 4ab Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal Maths Lab Package - Middle ₹14,100.00 Maths Lab Package - Middle quantity ₹14,100.00 1 to 8 Number Puzzle ₹240.00 1 to 8 Number Puzzle quantity ₹240.00 (a+b)2 - (a-b)2= 4ab Model ₹300.00 (a+b)2 - (a-b)2= 4ab Model quantity ₹300.00 Coupon: Cart Totals Subtotal ₹14,640.00 9% CGST ₹1,296.00 9% SGST ₹1,296.00 2.5% CGST ₹6.00 2.5% SGST ₹6.00 Total ₹17,244.00 Continue Shopping Checkout