Which identity could be used to rewrite the expression xA 100? Difference of Squares B. Quadratic Formula C. Sum of Cubes
Added by Timothy M.
Close
Step 1
To determine which identity could be used to rewrite this expression, we can look at the forms of the identities. The difference of squares identity is in the form a^2 - b^2. In this case, we have x^2 - 100, which matches the form of the difference of squares Show more…
Show all steps
Your feedback will help us improve your experience
Atul Kumar and 79 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
Write an equivalent expression by factoring. $$a c+a d+b c+b d$$
Polynomials and Polynomial Functions
Common Factors and Factoring by Grouping
When factoring a polynomial of the form $x^{2}-b x+c,$ pick an appropriate combination of signs. a. $(+)(+)$ b. ( - )( - ) c. $(+)(-)$When factoring a polynomial of the form $x^{2}-b x+c,$ pick an appropriate combination of signs. a. $(+)(+)$ b. ( - )( - ) c. $(+)(-)$
Factoring Polynomials
Factoring Trinomials of the Form $x^{2}+b x+c$
A formula for factoring a sum of squares is $A^{2}+B^{2}=(A+B+\sqrt{2 A B})(A+B-\sqrt{2 A B})$ a) Show that this is an identity. b) What must be true of $A$ and $B$ in order for $A^{2}+B^{2}$ to be written as the product of two binomials with rational coefficients?
Exponents and Radicals
Expressions Containing Several Radical Terms
Recommended Textbooks
Elementary and Intermediate Algebra
Algebra and Trigonometry
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD