How do you divide #(x ^ { 2} - 9x - 10) \div ( x + 1)#?

2 Answers
Jul 5, 2017

Answer:

#x-10#

Explanation:

#"factorise the numerator and cancel common factor"#

#rArr((x-10)cancel((x+1)))/cancel((x+1))#

#=x-10larr" quotient"#

Jul 5, 2017

Answer:

#color(magenta)(x-10#

Explanation:

#(x^2-9x-10-:(x+1)#

#" "x^2-9x-10#
#color(magenta)(x)(x+1) ->ul(x^2+xlarr" Subtract")#
#" "0-10x-10#
#color(magenta)(-10)(x+1)-> ""ul(-10x-10larr" Subtract")#
#" "color(magenta)(0-0 larr" Remainder")#
#color(magenta)( x-10)#