kazharvey kazharvey

01-03-2017
Mathematics

contestada

If x= -2, calculate x squared+2x

Respuesta :

Jovyson328 Jovyson328

01-03-2017

the answer would be -8

Hope i helped :D

Answer Link

Аноним Аноним

01-03-2017

If x= -2, calculate x squared+2x

x^2 + 2x
=(-2)^2 + 2(-2)
= 4 - 4
= 0

answer is 0

Answer Link

Otras preguntas

_______ discovered that there were other galaxies besides the Milky Way. A. Edwin Hubble B. Sir Isaac Newton C. Galilei Galileo D. Albert Einstein

What is longitude and latitude?

Which solution reacts with LiOH(aq) to produce a salt and water?(1) KCl(aq) (2) CaO(aq) (3)NaOH(aq) (4)H2SO4(aq)

What is the distance between points (2, 8) and (7, 5)? Round to the nearest tenth of a unit.

Which of these formulas contains the most polar bond? (1) H–Br (3) H–F(2) H–Cl (4) H–I

In a voltaic cell, chemical energy is converted to (1) electrical energy, spontaneously (2) electrical energy, nonspontaneously (3) nuclear energy, spontaneousl

PROBABILITY PLEASE PLEASE HELP! TY! 1. How many arrangements can be made for an identification code consisting of any two letters except I and O, followed by a

What is the value of x? Round to the nearest tenth.

Which is a measurement of the temperature left over from the big bang? A. Doppler shift of galaxies B. Doppler shift of stars C. frequencies of radio galaxies

How do the citizens of Rome view Caesar at the start of Shakespeare's Julius Caesar? (Points : 3) He is loved because he is a charismatic and succ