Grade 10Algebra
The real value of k for which exactly one root of (k^2+2k-3)x^2+(k^2 -2k-15)x+k^2 lies at infinity is (a) -3 (b) -1 (c) 1 (d) 0
The real value of k for which exactly one root of (k^2+2k-3)x^2+(k^2 -2k-15)x+k^2 lies at infinity is (a) -3 (b) -1 (c) 1 (d) 0
