0
Best Answer
-17
Gretchen Medhurst
Lvl 10
∙ 3y agoThis answer is:
Add your answer:
Earn +20 ptsQ: Factor x squared - 4x - 21?
Write your answer...
Submit
Still have questions?
Continue Learning about Calculus
X squared - 4x - 21?
-17
How do you factor x squared - 11x equals -10?
21
How do you factor 4x squared - 16?
(2x + 4)(2x - 4) to check your answer, use the FOIL method (first, outside, inside, last) F.... 2x x 2x = 4x^2 0.... 2x x -4 = -8x I..... 2x x 4 = 8x L.... 4 x -4 = -16 so 4x^2 - 16 = (2x + 4)(2x - 4)
Factor x squared minus 2x?
x(x - 2)
How do you factor 4x plus 20?
First, factor out the coefficient of x (in this case, 4) 4x+20----> 4(x+20/4) --> 4(x+5) then, go make yourself a sandwich.
Related questions
How do you factor x squared minus 4x minus 21?
x2 - 4x - 21 = (x-7)(x+3)
What does x squared - 4x factor out to?
x(x-4)
What is the factor ofsixteen x squared-fortynine y squared?
(4x - 7y)(4x + 7y)
Factor 4x squared plus 4x plus 12?
4(x^2 + x + 3)
What is the factor for thetrinomial 4x squared -7x -15?
(4x + 5)(x - 3)
Can you factor x squared plus 4x plus 2?
No
How do you factor 4x squared minus 4?
4(x - 1)(x + 1)
How do you factor 4x squared minus 8x?
4X^2 - 8X factor out 4X 4X(X - 2)
What is the greatest common factor of 4x squared and 6x?
4*x*x*6*x
What is the factor for 4x squared - 4x plus 2xy -2y?
2(x - 1)(2x + y)
Factor 4x squared plus 8xy plus 4y squared?
4(x+y)^2
How do you factor x squared plus 4x plus 3?
x2 + 4x + 3 =(x + 3) (x + 1)
Copyright ©2024 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.