tayacall5731 tayacall5731
  • 01-09-2018
  • Mathematics
contestada

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?
a. 4
b.14
c. 16
d.20
e. 50

Respuesta :

Аноним Аноним
  • 01-09-2018
  1. 3x^2 - 2y
  2. 2x^2 - 3y

First expression

  • 3(3)^2 - 2(5) = 3(9) - 10
  • 27 - 10 = 17

Second expression

  • 2(3)^2 - 3(5) = 2(9) - 15
  • 18 - 15 = 3

17 - 3 = 14

B. 14

Answer Link

Otras preguntas

What is the complete factorization of the polynomial below? X^3+3x^2-x-3
Which of the following statements is true? A. The equator is warmer than the poles because the sun's energy is spread over a larger area. B. The top layer of ro
Doubt that occurs after a purchase has been made is called _____. A. cognitive dissonanceB. customer vectorC. segmentationD. trendiness
How many mother paula restaurants will there be after the one in coconut cove is built?
Why did scholars and the general public alike refuse to accept Copernicus’s heliocentric model? HELPP
subtract. round your answer to the nearest tenth 72.04 - 34.2
How can you make the following equation true by drawing only one straight line: 5+5+5=550 Can you figure it out?
Which of the following could qualify as a top-down control on a grassland community? A) limitation of plant biomass by rainfall amount B) influence of temperatu
help asap 50 points and brainliest 1) Look at this photograph of Richmond, Virginia after its capture. How does this represent an important event during the Ci
(a + 3)(a - 2) whats the answer