12-04-2022
Mathematics

contestada

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

Respuesta :

altavistard altavistard

12-04-2022

Answer:

5x^2 + 11x - 13 = A - B

Step-by-step explanation:

A - B = ? Substitute 3x^2 + 5x - 6 for A and - (-2x^2 - 6x + 7) for -B:

3x^2 + 5x - 6 - (-2x^2 - 6x + 7). or

3x^2 + 5x - 6 + 2x^2 + 6x - 7, or (after combining like terms):

5x^2 + 11x - 13 = A - B

Answer Link

Otras preguntas

In which of the following is there more than one path for electrons to flow? A.An open Circuit B.A parallel circuit C.A series circuit D.A closed circuit

Why do the sisters treat mirabella like an outcast

This is my last question I need to do what’s the answer

Which polynomial below could produce this graph?

Why do the number and frequency of the search planes diminish?

The midpoint of segment AB is (6,5). The coordinates of point A are (7,10). Find the coordinates of point B. Answer options: (5,10) (8,15) (-3,7)

Match each word with the phrase that best defines it.

HEY CAN SOMEONE HELP ME FAST I GIBE BRAINLIST

find the value of x.

If f(x) = 5x² – 2x + 7 and g(x) = -2x2 +6x + 3 then f (x)-g(x) =