radomes.openskiesproject.org
ytaijueracaitlyn
ytaijueracaitlyn ytaijueracaitlyn
  • 26-04-2016
  • Mathematics
Answered

Subtract and simplify: (3x^2 + 7) – (x^2 – 6x – 4)


Question 3 options:


2x^2 + 6x + 3



4x^2 – 6x + 3



2x^2 + 6x + 11



4x^2 + 3

Verified Answer :

amalwazhere amalwazhere
  • 26-04-2016

Distribute the Negative Sign:=3x2+7+−1(x2−6x−4)=3x2+7+−1x2+−1(−6x)+(−1)(−4)=3x2+7+−x2+6x+4Combine Like Terms:=3x2+7+−x2+6x+4=(3x2+−x2)+(6x)+(7+4)
Answer is 
=2x2+6x+11

Answer Link

Related Questions

PLEASE HELP ONE QUESTION PLEASEEEEE Figure TUVW figure ABCD AB 12 CD 6 and DA 4 What is the measure of VW Enter your answer in the box
which best descibes consensus historiography
Are Resistant and Yielding synonyms antonyms or neither
List and describe at least four of the five provisions from the English Bill of Rights
Is the group of words a simple sentence a compound sentence or a runon sentence I hear thunder I feel rain A runon sentence B compound sentence C simple senten
A line has a slope of -2 and passes through the point (4, -2). What is its equation in point-slope form? Use the specified point in your equation. Write your
The plural of photo is photos a True b False
1 How did mountains and deserts help Chinese civilization develop AThey provided fertile farmland BThey made transportation easier CThey gave China safe borders
Find an equation of the tangent line to y 2 sin x at x π6
Plants and animals are both a eukaryotes b multicellular c motile d heterotrophs