Which of the following would not be an appropriate situation to use matched pairs?
a. Patients' life satisfaction ratings before and after treatment for depression
b. Married couples (husbands vs. wives on ratings of marital satisfaction
c. Twin 1 vs. twin 2 on scores of trait anxiety
d. Unemployment rates in the UK and Australia from 2000 to 2010
e. All of the above would use matched pairs.

26?

step-by-step explanation:

europa2433

europa2433

step-by-step explanation:

answer: b

step-by-step explanation: im sorry bro bro but thats not a eqation the human mind can answer and plus im a devil

the correct answer option is (2x-3)(2x+3).

step-by-step explanation:

we are given the following expression and we are to factorize it:

we are to find such factors that when multiplied they give a result of 36 (9 x 4 = 36) and when added they give a result of 0.

the two such factors of 36 are negative six and postive six.

factorizing the given expression to get:

therefore, the correct factorization of is (2x-3)(2x+3).