Loading...

Lesson: Data Sufficiency Challenging - 12t03

Tough Content: Example 1, continued

[Page 12 of 24]

What does Statement 1 tell us about x? Type your answer into the Text Box and click Continue.

1) x 3 < x 2

Statement (1) tells us that x is a number.

What three integers have unique properties with regard to exponents and roots? Type your answers in the Text Boxes and click Continue.

1.

2.

3.

Countinue

0, 1 and –1 are the freaks of the number line when it comes to exponents. Why? Because 0 and 1 are the only numbers that equal themselves when raised to any power. –1 is unique in that it equals itself when raised to any odd power.

Whenever you get an exponents question involving variables in Data Sufficiency, you need to consider whether these three numbers might be exceptions to the general situation of the question.

For this statement, we know x can’t be 0 or 1 because x has to be odd and negative. But x could certainly be –1. Would that make a difference?

Let's try out x = –1.

Countinue

Next to display next topic in the chapter.

Test Prep Lessons With Video Lessons and Explained MCQ

More for You
All in this Category

You may be interested in

Colleges in karachi

A comprehensive list of major colle ...

Colleges in Sahiwal

A comprehensive list of major colle ...

USA Study Visa

How to get USA Study Visa and what ...

Study in India

Have an opportunity to study in an ...

ISSB Tests

How to deal with ISSB Recruitment t ...

PPSC Exam for Statistical Officer Exam

Learn about the exam of PPSC Exam f ...

Universities in Dera Ismail Khan

List of universities in Dera Ismail ...

Balochistan University of Engg and Tech

Balochistan university is grwoing r ...