Question

subtract please answer for 6,7,8,9 with process​

Answer 1

Answer:

vi) 3a^2-ab-2b^2-5a^2-3ab-7b^2

= (-2a^2)-4ab-9b^2

2a^2+4ab+9b^2

vii) 8+2a+3a^2+5a^2-7-a-a^2

= 1+a+2a^2

viii) m^3-5m^2+3m+1-6m^2-4m^3+5+3m

= -3m^3-11m^2+6m+6

ix) 8x^2y-5x2-2y2-2x2-5x2y+6y2

= 3x^2y-3x^2+4y^2..

Answer 2

Step-by-step explanation:

$( \pink v \pink i) \: \: {3a}^{2} - ab - {2b}^{2} \\ \: \: \: \: \: - {5a}^{2} - 3ab - {7b}^{2} \\ - - - - - - - - - - \\ { - 2a}^{2} - 4ab \: { - 9b}^{2} \\ - - - - - - - - - -$

vii, viii, ix are in the photo ✌✌

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