POLYNOMIALS class 10 CHAPTER 2, #polynomialsclass10

POLYNOMIALS class 10 CHAPTER 2
#polynomialsclass10
The zeroes of the polynomial x²−3x−m(m+3) are
(a) m, m+3
(c) m,-(m+3)
(b) -m, m+3
(d)m, (m+3)
If one the zero of a polynomial 3x²-8x+2k+1 is seven times the other, find the value of k.
The quadratic equation x²+3x+2√2 = 0 has
(a) two distinct real roots
(c) no real roots
(b) two equal real roots
(d) more than 2 real roots