How do you divide #(x ^ { 4} - 5x ^ { 2} - 6) \div ( x ^ { 2} - 6) #?
1 Answer
Jun 11, 2017
Explanation:
#"factorise the numerator and simplify"#
#=((x^2+1)cancel((x^2-6)))/cancel((x^2-6))#
#rArr(x^4-5x^2-6)/(x^2-6)#
#=x^2+1#