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What is the factored form of x² + 4xy - 21y²? O A. xy(x + 4 − 21y) O B. (x-3y) (x + 7y) - O C. x(x + 4y) + y(4x − 21y) O D. (x+3y)(x - 7y)

What is the factored form of x² + 4xy - 21y²? O A. xy(x + 4 − 21y) O B. (x-3y) (x + 7y) - O C. x(x + 4y) + y(4x − 21y) O D. (x+3y)(x - 7y)

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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What is the factored form of x² + 4xy - 21y²? A. xy(x+421y) B. (x-3y)(x + 7y) - O C. x(x + 4y) + y(4x − 21y) O D. (x+3y)(x - 7y)
Transcribed Image Text:What is the factored form of x² + 4xy - 21y²? A. xy(x+421y) B. (x-3y)(x + 7y) - O C. x(x + 4y) + y(4x − 21y) O D. (x+3y)(x - 7y)
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