“a2 – b2 = (a+b) (a-b) Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal 1 to 6 Number Puzzle ₹180.00 1 to 6 Number Puzzle quantity ₹180.00 (a+b)2 - (a-b)2= 4ab Model ₹300.00 (a+b)2 - (a-b)2= 4ab Model quantity ₹300.00 Pythagoras Theorem (Model - 1) ₹340.00 Pythagoras Theorem (Model - 1) quantity ₹340.00 Brain Sharpners (Hindi) ₹120.00 Brain Sharpners (Hindi) quantity ₹120.00 a2 - b2 = (a+b) (a-b) Model ₹300.00 a2 - b2 = (a+b) (a-b) Model quantity ₹300.00 Coupon: Cart Totals Subtotal ₹1,240.00 9% CGST ₹100.80 9% SGST ₹100.80 Total ₹1,442.00 Continue Shopping Checkout