depressedangel123 depressedangel123

17-01-2020
Mathematics

contestada

Simplify 2x 2 - y for x = 3 and y = -2.

Respuesta :

jimrgrant1 jimrgrant1

17-01-2020

Answer:

20

Step-by-step explanation:

Given

2x² - y ← substitute x = 3 and y = - 2 into the expression

= 2(3)² - (- 2)

= 2(9) + 2

= 18 + 2

= 20

Answer Link

Otras preguntas

Dividing work into small units and assigning it to individuals are tasks related to:___.

Every time we watch a television commercial, read a pop-up ad on the internet, or listen to a political speech, someone is using ______ to try to influence what

Hobbes believes that even though one person may be stronger than another, or "of quicker mind than another." what is true about them?

Scientists' argument over the relative importance of heredity and environmental influences is called the?

3. highlight lines 27-28. who is responsible for healing martin and ratcliffe? 4. highlight lines 35-41. do smith's words sound more or less credible if you wer

3.2. Description of the different types of land use of the settlement. In a city for example the main types are: ● The CBD . farm etc. • Industrial zones Reside

A common form of a synapse can involve a junction between an axon terminal and a(n) ________.

The __________ of ur is thought by some to have been used as part of a musical instrument.

What is assigned to each node on a network, which is then used by the network layer to uniquely identify the node?

what makes up your experimental setup ? Your control setup