“(a+b)2 + (a-b)2= 2a2 + 2b2 Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal 1 to 8 Number Puzzle ₹240.00 1 to 8 Number Puzzle quantity ₹240.00 (a+b)2 + (a-b)2= 2a2 + 2b2 Model ₹300.00 (a+b)2 + (a-b)2= 2a2 + 2b2 Model quantity ₹300.00 Coupon: Cart Totals Subtotal ₹540.00 2.5% CGST ₹6.00 2.5% SGST ₹6.00 9% CGST ₹27.00 9% SGST ₹27.00 Total ₹606.00 Continue Shopping Checkout