Practice adding and subtracting rational expressions with ASSIGNMENT like denominators.
Find the sum:
2
x+3
x + 1
+1
2x+1
2x? +2
x + 1
aft.
2x + 1
X2+1
2
Tutor
DONE

The answer is c

Step-by-step explanation:

calculator

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb