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

Multiply. (x – 4)(x2 – 3x + 5) ...?
How many hours of digging does it take for the depth of the hole to reach -28 feet
Is the following relation a function? x y -1 -2 2 3 3 1 6 -2 Answer No Yes ...?
classify each triangle write acute,right or obtuse
Which of the following characteristics of carbon is responsible for the variety of carbon-based molecules on Earth? A) It can form bonds. B) It can form protein
Which of these processes in an example of hydrolysis
For each of the following, describe the relationship as directly or inversely proportional: a) wavelength vs. frequency b) wavelength vs. energy c) frequency v
PLZ HELP ME understand factor each expression 5r{2}+23r+26
Which method would produce the least biased sample of a school population of 1000 students? a.All the members of an all-school advisory board are selected. b.
If a mutation occurs in a body cell and the mutation changes the phenotype of the individual, what will happen to the offspring of the individual? A. The offs