hellogoodbye201 hellogoodbye201

12-01-2019
Mathematics

contestada

How much greater than m^2+3mn−n^2 is 4m^2+5mn+6n^2?

Respuesta :

jimrgrant1 jimrgrant1

12-01-2019

Answer:

3m² + 2mn + 7n²

Step-by-step explanation:

subtract m² + 3mn - n² from 4m² + 5mn + 6n², that is

4m² +5mn + 6n² - (m² + 3mn - n² )

= 4m² + 5mn + 6n² - m² - 3mn + n² ← collect like terms

= 3m² + 2mn + 7n²

Answer Link

Otras preguntas

Rosemary and Darwin are discussing how to find the value of -28 + 45. Rosemary says the value of -28 + 45 = -73. Darwin says the value of -28 + 45 = 17. Who is

describe this picture

None but he can play good cricket.(affirmative sentence)

If x+y = nx+2 then x equals

coin 1 is thrown upward from the top of 100m tower with a speed of 15m/s. coin 2 is dropped from the top of the tower 2.0second later. assume g is 10m/s. how fa

The basic idea behind DNSSEC is a. providing name resolution from a hostname to an IP address b. ensuring that only local authoritative nameservers have the aut

I need to know about rounding the numbers up to 100

[tex]x^{2} +5x+3[/tex]+2x^{2}+10x-15=0

Find the shortest distance from A to C in the diagram below.

5 Cece draws these two figures to prove there is more than one parallelogram with a 40° angle between a 2-cm side and a 6-cm side. Is Cece correct? Explain. 2 c