Which of the following sets include only like terms? choose all answers that are correct. a. {18f g, - 1.93f g, -56f g, 1/22fg} b. {5.27q, -8.19q, -15q, 2/7q} c. {21.3st, -100st, 9.06st, 7/9st} d. {-1wxy, 276wxy, 4.38wxy, 4 7/15wxy}

50 min

step-by-step explanation:

they will be decreasing both their times in half

60 / 2 = 30

40/2 = 20

30 + 20 = 50

the answer is the option b

the range is all real numbers

step-by-step explanation:

we know that

the absolute value parent function is equal to

see the attached figure to better understand the problem

so

a. it is v-shaped > is true

b. the range is all real numbers > is not true

because the range is the > [0,∞)

all real numbers greater than or equal to zero

c. it goes through the origin > is true

d. the domain is all real numbers > is true

step-by-step explanation: