What is the answer
3. x^2- 49/x - 2 • x^2 - 5x + 6/x^2+ 4x-21
A. x-7x-2; x≠2, x≠-7
B. x+7; x≠2, x≠-3, x≠7
C. x-7;x≠2, x≠3, x≠-7
D. 5x+3; x≠3, x≠5, x≠7
1 answer
C. x-7; x≠2, x≠3, x≠-7
3. x^2- 49/x - 2 • x^2 - 5x + 6/x^2+ 4x-21
A. x-7x-2; x≠2, x≠-7
B. x+7; x≠2, x≠-3, x≠7
C. x-7;x≠2, x≠3, x≠-7
D. 5x+3; x≠3, x≠5, x≠7
1 answer