Seudónimo Seudónimo

14-01-2017
Mathematics

contestada

if x=-2 calculate the value of x2 plus 2x

Respuesta :

14-01-2017

I think it's -8 (-2)(2) + (2)(-2)
-4+-4=-8

Answer Link

Otras preguntas

How would some people say that waste management isn't good?

Help with 2 and 3 please

Regarding the formula Al203 which of the following is accurate

___ may be rinsed over materials to was off explosive residue. A) water B) bleach C) acid D) acetone

The difference between eight and four tripled

What is the circumference of a circle if its diameter is 5 feet?

Given the function y= 7x - 3 determine the y-intercept of the line.

An 80 kg skydiver is falling at terminal velocity. What is the value of air resistance acting on his body? Consider, what are the knowns and unknowns?

Classify the statement as either true or false. lim 6 = 6

101. DuAn insulated Cup contains 75.0 g of waterat 24.00 C. A 26.00 Sample of metal at82.25oC is added. The finas temperture of thewater and metal is 28.34 C. W