NatzyPH1m0 NatzyPH1m0

22-02-2021
Mathematics

contestada

What is the result when 12x2-7y2 is added by -10x2+y2?
A.2x2-6y2
B.2x2+6y2
C.-2x2-8y2
D.-2x2+8y2

Respuesta :

devishri1977 devishri1977

22-02-2021

Answer:

A

Step-by-step explanation:

12x² - 7y² - 10x² + y² = 12x² - 10x² - 7y² + y²

= (12 - 10)x² + (-7 + 1)y²

= 2x² + (-6y²)

= 2x² - 6y²

Answer Link

Otras preguntas

How is food transported in plants?

help me help me help me ASAP

Can I get help with this?

Ajar contains 2 red marbles, 3 blue marbles, and 1 green marble. What is the probability of selecting a red marble?

Which statement describes the location of an earthquake’s epicenter? It is located using a single set of data. It is determined by the depth of the focus. It is

Discuss the relationship of computer and network security and the myriad forms of malware. In your opinion, is there one malware type that threatens information

Draw a carbon monoxide molecular

A worker would be hurt least by inflation when the rev: 05_02_2017_QC_CS-84894 Multiple Choice worker anticipates inflation and increases savings at the bank. w

factorise fully 6x+4

Read this excerpt from the Twenty-Fourth Amendment:Section 1The right of citizens of the United States to vote in anyprimary or other election for President or