lilAntwon lilAntwon
  • 13-11-2020
  • Mathematics
contestada

Evaluate the following expression when X = -4 X to the power of 2 +2x-9

Respuesta :

nirvanafire11 nirvanafire11
  • 14-11-2020

Answer:

-1

Step-by-step explanation:

X = -4

so x^2+ 2x -9 = (-4)^2 + 2*(-4) - 9

= 16 - 8-9

= 8-9

= -1

Answer Link

Otras preguntas

What is a tier 3 vocabulary word for weather
description of the types of data that are hosted and made available via the Internet using SharePoint® Server 2013
questions 1 à 4 p.260 histoire
ich of the following contains food chains that demonstrate the correct ene​
Occupations with the Largest Job Decline, 2012, and Projected, 2022 (Numbers in Thousands) 2012 National Employment Change, 2012-22 Median annual Employment Mat
if the density of aluminum is 2.7 g cm3 how much do the rectangular prism post weight
Join Ônly G fôr fūn and answers what is the significance of considering the style. durability and economy of an athletic shirt​
Traditionally, men have been allowed more permissiveness in sexual behavior than have women. this is referred to as the:________
How many solutions exist for the system of equations graphed below?
The impact of pseudoscientific ideas of race on the Jewish nation during the period of 1933 to 1946