richardspann327 richardspann327
  • 23-08-2017
  • Mathematics
contestada

Simplify: (3x^2 + 2x + 7x^3) + (10x^2 + 6x + 9)

A) 7x^3 + 13x^2 + 8x + 9
B) 7x^3 + 30x^2 + 12x + 9
C) 13x^2 + 8x + 16x^3
D) 13x^4 + 7x^3 + 8x^2 + 9

Respuesta :

texaschic101
texaschic101 texaschic101
  • 23-08-2017
3x^2 + 2x + 7x^3 + 10x^2 + 6x + 9 ....combine like terms
7x^3 + 13x^2 + 8x + 9 <===
Answer Link
Аноним Аноним
  • 23-08-2017
Combine Like Terms:=3x2+2x+7x3+10x2+6x+9=(7x3)+(3x2+10x2)+(2x+6x)+(9)=7x3+13x2+8x+9
answer is A
Answer Link

Otras preguntas

how much longer do days get after the winter solstice
Art history L48 _ often disregarded things that didn't fit with their idealized view of the past.
what is the difference between windows 10 and windows 11
After your first meeting, if the lawyer you are considering says "i will win this case. In fact, i’ve never lost a case like this. " then you should feel _____.
Which functions could be represented by the graph? Check all that apply. f(x) = | x + 0.14| f(x) = |x| + 1.3 f(x) = |x – 7| f(x) = |x + 12| f(x) = |x| – 17 f(x
Lorena and julio purchased a home for $205,950. Their loan amount was $164,760, and the assessed value is now $200,500. Their tax rate is 1. 5%. How much will t
A sequence is defined by the recursive formula f(n+1)=f(n)-2.
why is a local government needed ? two reasons. ​
The length of a rectangle is 5 yd less than three times the width, and the area of the rectangle is 50 yd. Find the dimensions of the rectangle.
A plot of land doubles in size by adding x meters to the length and x meters to the width of the land?if the original plot had an area of 200 by 300 meters ,wha