dasiab60 dasiab60

26-05-2020
Mathematics

contestada

If a =3x^2+5x-6 and b =-2x^2 -6x+7 then A - B equals

Respuesta :

osikbro osikbro

26-05-2020

Answer:

[tex]5x^2+11x-13[/tex]

Step-by-step explanation:

[tex]a=3x^2+5x-6\\b=-2x^2-6x+7[/tex]

[tex]a-b=(3x^2+5x-6)-(-2x^2-6x+7)=\\3x^2+5x-6+2x^2+6x-7=\\5x^2+11x-13[/tex]

Hope this helps!

Answer Link

Otras preguntas

please I really need help with this...Having finished the novel, interpret and analyze the significance of chapter 21's title, "The Departure". Include examples

when 9 times a number is increased by 30, the answer is the same as when 140 is decreased by the number. Find this number

Which instrument is the ancestor of the modern trombone? O A. Shawm OB. Serpent C. Cornetto OD. Sackbut

I need a sonnet written in the traditional Shakespearean sonnet form.

What are the coordinates of the foci of the hyperbola? (y−1)29−(x+8)216=1 Enter your answer by filling in the boxes.

Evelyn needs to order some new supplies for the restaurant where she works. The restaurant needs at least 769 glasses. There are currently 205 glasses. If each

13) What are the 5 ELEMENTS found in DNA and other Nucleic acids, like RNA?

A researcher wants to find out if rats are better at completing a maze more quickly when their trainers are told that they are “maze-bright” rats vs. those who

Elana has 80 unit squares. What is the volume of the largest cube she can build with them? Need to show work to explain to my son, having a hard time with this.

Distributive Property/ Breaking Apart 7x299=7x( + )