Justinbieber1 Justinbieber1

12-08-2014
Mathematics

contestada

Evaluate the expression when x = -2.5
1. -x 2. |x| + 3 3. |x| - 4
Help me please!!? D;

Respuesta :

Аноним Аноним

12-08-2014

[tex]x=-2.5\\\\-x=-(-2.5)=2.5\\\\|x|+3=|-2.5|+3=2.5+3=5.5\\\\|x|-4=|-2.5|-4=2.5-4=-1.5[/tex]

Answer Link

Otras preguntas

( HELP !! ) APEX Imagine that you are a Russian worker at the time of the Russian Revolution of 1917, during the rule of the provisional government that took p

How do I do this problem??????

The average height of adult females is 64.4 inches, with a standard deviation of 2.3 inches and a normal distribution. Rayna is 67.1 inches tall. What is the st

In the 1800s, a German prince designed a hand-cranked machine to lift water from a stream to the kitchen window. The machine required 200 N of effort force to l

130 equals b multiplied by 390 as an equation

I don’t know how to answer these, can anyone answer any of them?

What is the old regime? What were it’s social classes? Who belonged to each class?

One angle is one less than six times the measure of another. The two angles are complementary angles. Write an equation that will allow you to find the measure

What was the quiet revolution?

Which of the following best describes the equation below? y =X/3+14^2 A.nonlinear B.both linear and nonlinear C. neither linear nor nonlinear D. linear