I In the following expressions, write a letter and a binary expression. (i) 3x + 4y (ii) 9 + 3y (iii) 4a - 7b 5r +1 (v) a-30 (vi) 4ab (vii) abc - 1 (vii) 3xy (ix) ab + bc (viii)a + abc

For each of the following points write the quadrant in which it lies. (i) (-6, 3) (ii) (-5, -3) (iii) (11, 6) (iv) (1, -4) (v) (-7, -4) (vi) (4, -1) (vii) (-3, 8) (viii) (3, -8)

Classify the following as linear, quadratic and cubic polynomials: (i) x^2+x (ii) x-x^3 (iii) y+y^3+4 (iv) 1+x (v) 3t (vi) r^2 (vii) 7x^3

Classify the following as linear, quadratic and cubic polynomial: (i) x^2+x (ii) x-x^3 (iii) y+y^2+4 (iv) 1 + x (v) 3t (vi) r^2 (vii) 7x^3

Find : (i) 7/3 -: 2 (ii) 4/9 -: 5 (iii) 6/13 -: 7 (iv) (4) 1/3 -: 3 (v) (3)1/2 -: 4 (vi) (4) 3/7 -: 7

Plot the following points on the graph paper: (i) (2, 5) (ii) (4, -3) (iii) (-5, -7) (iv) (7, -4) (v) (-3, 2) (vi) (7, 0) (vii) (-4, 0) (viii) 0, 7) ( ix) 0, -4) (x) (0, 0)

Factorise the following expressions. (i) 7x - 42 (ii) 6p - 12q (iii) 7a^2 + 14a (iv) -16z + 20z^3 (v) 20l^2m + 30a l m (vi) 5x^2y - 15xy^2 (vii) 10a^2 - 15b^2 + 20c^2 (viii) -4a^2 + 4ab - 4ca (ix) x^2yz + xy^2z + xyz^2 (x) ax^2y + bxy^2 + cxyz

Classify the following as linear, quadratic and cubic polynomials:(i) x^2+x (ii) x-x^3 (iii) y+y^3+4 (iv) 1+x (v) 3t(vi) r^2 (vii) 7x^3

Factorise the following expressions. (i) 7x - 42 (ii) 6p - 12q (iii) 7a^2 + 14a (iv) -16z + 20z^3 (v) 20l^2m + 30a l m (vi) 5x^2y - 15xy^2 (vii) 10a^2 - 15b^2 + 20c^2 (viii) -4a2 + 4ab - 4ca (ix) x^2yz + xy^2z + xyz^2 (x) ax^2y + bxy^2 + cxyz

Classify the following algebraic expression as monomials, binomials, trinomials, and polynomial : (i) 7x (ii) 5y-7z (iii) 3x^3 - 5x^2 - 11 (iv) 1- 8a - 7a^2 - 7a^3 (v) 5m - 3 (vi) a (vii) 4 (viii) 3y^2 - 7y + 5

Plot the following points on the graph paper: (i) (2,\ 5) (ii) (4,\ -3) (iii) (-5,\ -7) (iv) (7,\ -4) (v) (-3,\ 2) (vi) (7,\ 0) (vii) (-4,\ 0) (viii) 0,\ 7) ( ix) 0,\ -4)\ (x) (0,\ 0)