X 3 5x 7 0 July 8, 2019 16 32 64 128 X 3 3x 2 5x 7 0 X 3 5x 2 x 7 0 X 7 5x 3 3x 1 0 0.3 5x 7 )= 3 0.2 x 3.2 X 2y 3 5x ky 7 0 unique solution X 2y 3 5x ky 7 0 find the value of k X 2y 3 5x ky 7 0 no solution X 2y 3 and 5x ky 7 0 has no solution when 5x 2x 3 )( x 7 )= 0 X 2y 3 and 5x ky 7 0 has a unique solution X 3 2x 1 5x 1 4x 7 0
