SOLUTION: I need sum serious help with solving these problems and I need to show the wrok for each one. Can someone please help me? Thanks in advance. Factor completely. 16r^4-121

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I need sum serious help with solving these problems and I need to show the wrok for each one. Can someone please help me? Thanks in advance. Factor completely. 16r^4-121       Log On


   

Question 634302: I need sum serious help with solving these problems and I need to show the wrok for each one. Can someone please help me? Thanks in advance.
Factor completely.
16r^4-121
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Too many questions in one submission.
16r^4-121
(4r^2-11)*(4r^2+11)
(2r-sqrt(11))*(2r+sqrt(11))*(4 r^2+11)