2D 15 cm Cake
2d 15The on coupling of 2DRewrite d^ {2}-2d-15 as left (d^ {2}-5drht)+left (3d-15rht). Factor out d in the first and 3 in the second group. Factor out common term d-5 by using distributive property. All equations of
IDR 10.000
IDR 100.000
Disc -90%