SOLUTION: which number completes the square of the expression 2x^ + 3x = 0? A.9 B.9/8 C.9/16 D.-9/2

Algebra ->  Algebra  -> Test  -> Lessons -> SOLUTION: which number completes the square of the expression 2x^ + 3x = 0? A.9 B.9/8 C.9/16 D.-9/2      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 393927: which number completes the square of the expression 2x^ + 3x = 0?
A.9
B.9/8
C.9/16
D.-9/2
Answer by stanbon(57984) About Me  (Show Source):
You can put this solution on YOUR website!
which number completes the square of the expression
2x^2 + 3x = 0?
---
2(x^2+(3/2)x+(3/4)^2 = 2(3/4)^2
-------
Ans: (3/4)^2 = 9/16
========================
Cheers,
Stan H.
===========
A.9
B.9/8
C.9/16
D.-9/2