michellewilliam michellewilliam

01-06-2014
Mathematics

contestada

determine whether each expression is meaningful as a real number yes or no? -√9

Respuesta :

Аноним Аноним

06-07-2014

[tex]Yes\ -\sqrt9\ is\ real\ number\\\\-\sqrt9=-3\ is\ integer\ number\\\\-\sqrt{a}\in\mathbb{R}\ for\ any\ a\geq0[/tex]

Answer Link

Otras preguntas

Harold stores 10,656 pounds of grain for his 24 cattle. Each cow eats about 12 pounds of grain each day. How many days would the food supply last?

What materials are used on solar panels to allow them to produce electricity?

What economic indicator measures inflation?

Ecologists study how relationships between biotic and abiotic factors impact the many levels of organization on earth. What level of organization is defined as

This section is taken from the lower portion of the instructions page. Discuss the design and typographical features that are intended to help the reader loc

How did most Indus Valley people earn a living?

What variation technique is used to develop the motive in measures 17-20

Experts recommend that you only use insurance if the item is worth more than $100,000.

13. Like logistic growth, exponential growth

six sandwiches are being divided evenly among 4 friends. How many sandwiches will each friend rece