christianhartfield christianhartfield

13-02-2021
Mathematics

contestada

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

4

14

16

20

50

Respuesta :

19mariacroddy 19mariacroddy

13-02-2021

Answer:

14

Step-by-step explanation:

14 is the correct answer. When you use x = 3 and y = 5 in the given expressions, 3x2 - 2y = 3(3)2 - 2(5) = 27 - 10 = 17 and 2x2 - 3y = 2(3)2 - 3(5) = 18 - 15 = 3. Then subtract 3 from 17 to get 14.

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