Which expression is equivalent to 298−−√⋅2√298·2 ?

28 is the answer.

Explanation: Given expression is

Since, we can write,

⇒

⇒

⇒ ( )

⇒ ( Since, )

⇒

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: