(- 4 3 (- 2 1 30 July 8, 2019 16 32 64 128 4 3 2 1 30 method 1 3 4 2 4 5 х 30 1 2 3 4 до 30 1 4 x 3 )/ 2 5 =- 30 1 2 3 4 30 formula 2 1 )- 4 3 )+ 5z =- 30 1 2 3 4 30 tak Hindi 1 2 3 4 30 1 2 3 4 sampai 30 1 2 3 4 to 300 4 2 1 8x 30 )= 3 5 1 3x 30 =( 1 2 * 4 * 3 h 1 2 3 4 till 30 1 2 3 4 upto 30