“(a+b)2 – (a-b)2= 4ab Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal 5 x 5 Square Puzzle ₹220.00 5 x 5 Square Puzzle quantity ₹220.00 (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 ₹520.00 9% CGST ₹46.80 9% SGST ₹46.80 Total ₹614.00 Continue Shopping Checkout