Question
Perform the indicated operation.$$\left(9 x^{4}+2 x^{3}-x+5\right)+\left(9 x^{3}-3 x^{2}+8 x+3\right)-\left(7 x^{4}-x+12\right)$$
Step 1
This gives us: $$9 x^{4}+2 x^{3}-x+5+9 x^{3}-3 x^{2}+8 x+3-7 x^{4}+x-12$$ Show more…
Show all steps
Your feedback will help us improve your experience
Prashansha Kaushik and 67 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Perform the operation. $$\begin{array}{r}-3 x^{3}+4 x^{2}-4 x+9 \\+\quad 2 x^{3} \quad+9 x-3\end{array}$$
Polynomials
Adding and Subtracting Polynomials
Perform the indicated operations. $$ \frac{4 x^{2}+9}{4 x^{2}-9} \cdot \frac{4 x^{2}+12 x+9}{2 x^{2}+3 x} $$
Rational Expressions and Functions
Addition and Subtraction
Perform the indicated operations. $$ \left(9 x^{2}+1\right)-\left(x^{2}+7\right)+\left(4 x^{2}-3 x\right) $$
Polynomials and Polynomial Functions
Introduction to Polynomials and Polynomial Functions
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD