Find the percent of change and classify as a percent increase or decrease. Round to the nearest tenth of a percent when necessary.

Penelope spent $120 on groceries last week. This week she spent $105.

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:

853.3

step-by-step explanation:

the answer is 40.

proof: