SOLUTION: 64r^2-9=0 Please solve by factoring. Thank you

Algebra ->  Algebra  -> Quadratic Equations and Parabolas -> SOLUTION: 64r^2-9=0 Please solve by factoring. Thank you      Log On

Ad: You enter your algebra equation or inequality - Algebrator solves it step-by-step while providing clear explanations. Free on-line demo .
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

   

Question 627912: 64r^2-9=0 Please solve by factoring. Thank you
Answer by ewatrrr(10682) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

64r^2-9=0 

(8r - 3)(8r + 3) = 0  ,  r = ±  3/8

OR

64r^2-9=0 

64r^2 = 9

  r^2 = 9/64

    r = ±  3/8