Question

# then the roots of (4) None of thes! equation ax + bx + c = 0 are real and of opposite sign then th (1) a € (0, 2) (3) a € (-1, 1] If the roots a and ß of the equation ax equation a(x - 3)2 + B(x - «)2 is/are (1) Positive (3) Real and opposite sign (2) Negative (4) Imaginary of the couation 3x2 - 3 sin ax - 2 cos2 a = 0 then a lies in the interval

Solution