Question

to add or subtract two rational expressions,start by:

a. none of the choices are correct
b. adding or subtracting denominators
c. inverting the second expression
d. factoring and canceling
e. changing to common denominators

Answer 1

what do you think?

Answer 2

rational expressions are like fractions in some way...

let's say you have 1/2 + 1/3

what would be the first thing you'd do? same thing in rational expressions...they just have variables in denominators

Answer 3

yes.

Answer 4

@petewe so its b

Answer 5

no it would be e.

Answer 6

oh thanks