angelachandler angelachandler

01-03-2017
Mathematics

contestada

Evaluate x^1 - x^-1 + x^0 for x = 2.

0

1/2

1 1/2

2 1/2

Respuesta :

01-03-2017

The answer is 2 1/2

Hope this helps

Answer Link

02-03-2017

The answer is 2.5
Evaluate x^1 - x^-1 + x^0 for x = 2
Substitute 2 in for all of the x's.
2^1 - 1/2 - 2^0
2 - (1/2) + 1
2 1/2

Answer Link

Otras preguntas

the answer to the question.

Select the correct answer from each drop-down menu. Consider this system of equations. The points representing the solution set of this system of equations are

The volume of a 5 cm long cylindercal iron rod is 6930cm cube.Find it's diameter

intersecting lines proof easy(15 points ) halfway done

A topical gel or cream product that women can use vaginally to prevent or minimize the risk of being infected with HIV or other STIs is known as a:

pleaze help im gonna fail this semesterhydrogen peroxide mixed with vinegar makes wich deadly gas?

1.Is 270 years a decade?2.is the sun gonna be destroyed for 770 years?3.is earth gonna be destroyed after 1869 years?

Which best describes the nature of photosynthesis? It is an energy-attracting process. It is an energy-building process. It is an energy-releasing process. It i

Cory has only dimes in his piggy bank. A dime is worth 10 cents. Which could be the value of the money in Cory's piggy bank?

Jane, a researcher, is reducing the data she collected on her research topic "The ease of handling children at home while working." She places portions of the r