How do you divide (x ^ { 2} - 9x - 10) \div ( x + 1)(x2โˆ’9xโˆ’10)รท(x+1)?

2 Answers
Jul 5, 2017

x-10xโˆ’10

Explanation:

"factorise the numerator and cancel common factor"factorise the numerator and cancel common factor

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

=x-10larr" quotient"

Jul 5, 2017

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)