“∑n2 = n(n+1)(2n+1)/6” has been added to your cart. Continue shopping Product Price Quantity Subtotal Human Body Organ (50 Nos.) ₹600.00 Human Body Organ (50 Nos.) quantity ₹600.00 Make a Horizontal Sundial Model (50 Nos.) ₹400.00 Make a Horizontal Sundial Model (50 Nos.) quantity ₹400.00 ∑n2 = n(n+1)(2n+1)/6 ₹440.00 ∑n2 = n(n+1)(2n+1)/6 quantity ₹440.00 Coupon: Cart Totals Subtotal ₹1,440.00 9% CGST ₹39.60 9% SGST ₹39.60 Total ₹1,519.00 Continue Shopping Checkout