4x 5 25 x July 8, 2019 16 32 64 128 5 4x = 25 x 6 4x 5 25 find x 4x 10 sin x 5 x2 25 4x x2 25 5 x 5 4x 5 x 2x 25 25 x 5 4x 1 2x 5 4x 25 solve for x 4x 1 )( x 5 )= x2 25 4x 25 3x 5 x 40 180 4x 5 25 nilai x adalah X 2x 5 4x 25 15