Across
- 3. if a pair of linear equations is consistent,the the lines will be
- 5. graphically the pair of equations 6x-3y+10=0,2x-y+9=0 represents two lines which are
- 7. n^2-1 is divisible by 8,if n is
- 8. if alpha and beta are zeroes of the polynomial x^2-x-k,such that alpha-beta=9,find k
Down
- 1. what should be added in the polynomial x^3-6x^2+11x+8 so that it is completely divisible by x^2-3x+2
- 2. if one of the zero of the polynomial 14x^2-42k^2x-9 is the negative of the other find k
- 4. the pair of equations x+2y+5=0 and -3x-6y+1=0 have
- 6. if zeroes of the polynomial x^2+4x+2a are alpha and 2/alpha find a