Factorisation Quiz 7

x – y = ………

$a^2-b^4=............$

$(x + 2) (x^2 + 5) = ……$

$14x^2 \div 42x^2 = ……$

If we divide $x^{2a} – 1$ by $x^a – 1$

If $x^2+\frac1{x^2}$ = 62 then $x+\frac1x$ = ……….. ($x+\frac1x$ > 0)

($x^4$ – 1) $\div$ (x – 3) = ………

$18 a^2 b^2c^2 \div (- 6 abc) = ………$

The degree of a polynomial is 6 and the degree of other polynomial is 2 then the degree of the sum of the both polynomials is ……………

$(9x^2 – 12x – 12) \div (3x + 2) = ……$