Which of the following must be true?

A If |y| = 25 then y = 25 and y = - 25

B If |t| = 40 then t = - 40 only

C If |c| = 75 then c = 75 only

D If |u| = - 40 then u = - 40 and u = 40

Question

Chad Bryant

Mathematics

4 March, 00:07

Which of the following must be true?

A If |y| = 25 then y = 25 and y = - 25

B If |t| = 40 then t = - 40 only

C If |c| = 75 then c = 75 only

D If |u| = - 40 then u = - 40 and u = 40

+2

Answers (1)

Know the Answer?

Amaris Chaney · Answer 1

The answer is C, when numbers or variables are between "|" (also called bars) it means to remove any negative symbols and think of it as a positive number. If the number is already positive you keep it a positive number.

Which of the following must be true?A If |y| = 25 then y = 25 and y = - 25B If |t| = 40 then t = - 40 onlyC If |c| = 75 then c = 75 onlyD If |u| = - 40 then u = - 40 and u = 40

Which of the following must be true?

A If |y| = 25 then y = 25 and y = - 25

B If |t| = 40 then t = - 40 only

C If |c| = 75 then c = 75 only

D If |u| = - 40 then u = - 40 and u = 40