“(a+b)2 – (a-b)2= 4ab Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal Focault's Pendulum ₹950.00 Focault's Pendulum quantity ₹950.00 Reflection of Light ₹690.00 Reflection of Light quantity ₹690.00 (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 ₹1,940.00 9% CGST ₹174.60 9% SGST ₹174.60 Total ₹2,289.00 Continue Shopping Checkout