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

To determine a product selling price based on the total cost method, management should include: Multiple Choice Total product and selling, general, and administ
Did native americans celebrate the winter solstice ?
A square pyramid has a base with a side length of 7.5 feet and lateral faces with heights of 16 feet. Write an expression that can be used to find the surface a
When will the next asteroid hit earth
The diameter of a circle is 12 ft. Find its area to the nearest whole number. Answer: A = ​
If you wanted to fly through a cloud, which atmospheric layer would you fly through?.
Why is the meaning of behind 'despise the free lunch'?
What do people mean when they call themselves 'cynical'?
Why does labcorp make employees get annual blood tests
Find the value of x? thank you