“a2 – b2 = (a+b) (a-b) Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal Make a Bacteriophage Model (50 Nos.) ₹650.00 Make a Bacteriophage Model (50 Nos.) quantity ₹650.00 Electron Energy Level ₹5,000.00 Electron Energy Level quantity ₹5,000.00 a2 - b2 = (a+b) (a-b) Model ₹300.00 a2 - b2 = (a+b) (a-b) Model quantity ₹300.00 Coupon: Cart Totals Subtotal ₹5,950.00 9% CGST ₹477.00 9% SGST ₹477.00 Total ₹6,904.00 Continue Shopping Checkout