Seudónimo Seudónimo
  • 24-04-2017
  • Mathematics
contestada

evaluate 5x²-4 when x = 3

Respuesta :

emcgill143
emcgill143 emcgill143
  • 24-04-2017
5(3)^2-4
5(9)-4
45-4
41
Answer Link
Green24
Green24 Green24
  • 24-04-2017
5(3²) - 4
Simplify the exponent.
5(9) - 4
Distribute the 5 into 9
45 - 4
41

Your answer is 41

Answer Link

Otras preguntas

250 employees in an organization were surveyed about their hair color and height. The data collected is presented in the table. If a person is selected at rando
Y=–3x 6y=9what is the solution to the system of equations?
Use doubles minus one to slove 8+7
10. Most of Greenland is covered by fresh water that is
How many different arrangements can be made with the letters in the word POWER? A. 120 B. 20 C. 25 D. 100
estimate the quotient 2.8/6
In this sentence, what part of speech is the word in bold? The OPENING notes of the song caught my ear. Verb Noun Adjective Adverb I thought it might be adjecti
In every energy transformation, some energy is always “lost” as ____ energy.
Which two numbers multiply to 140 and add to 39?
Uranium-235 and uranium-238 are considered isotopes of one another