barbarajean1314 barbarajean1314

14-02-2018
Mathematics

contestada

Which statement is NOT true? If x2 = 1, then x = 1. If x = –1, then x2 = 1. If x = 1, then x2 = 1. x2 = 1 if and only if x = 1 or x = –1.

Respuesta :

susanwiederspan susanwiederspan

20-02-2018

These are all true, except A is only half true.

The square root of 1 is +/- 1, so if [tex]x^2=1[/tex], then [tex]x=1, x=-1[/tex].

Answer Link

tunerrcarz tunerrcarz

09-04-2020

A is only half true, but all others are true

Answer Link

Otras preguntas

Question 2(Multiple Choice Worth 3 points) (03.02 LC) What should you do to solve the problem of exposure to your mom's secondhand smoke in the house?

What does beowulf ask hrothgar to do in the event that he is killed while battliing grendel's mother?

can i find the inequality

You have $270 in your bank account. You plan to save $80 from your paycheck each week. Which graph shows your bank account balance at the end of each week?

Paint, charcoal, pastels and ink are all types of __________ that artists work with a. paints b. media c. metals d. data

_____ is a flavor enhancer that, when used in excess, can cause headaches, dizziness, burning throat, and nausea. a-Basil b-Oleander leaves c-Monosodium glu

Luker corporation uses a process costing system. the company had $180,500 of beginning finished goods inventory on october 1. it transferred in $857,000. of uni

Sam is 4 years younger than Amy. Five years ago he was half her age. How old are they now?

are Electronic appointment calendars easier to manage than paper appointment calendars.

What arguments does lady macbeth use to convince macbeth to carry out the murder? scene 7?