Question 822978

Evaluate 2c^3-5c+bc if b=4 and c=-1/2

<pre>

{{{2c^3 - 5c + bc}}}
{{{2(- 1/2)^3 - 5(- 1/2) + 4(- 1/2)}}}
{{{2(- 1/8) + 5/2 - 2}}}
{{{cross(2)(- 1/4cross(8)) + 5/2 - 2}}}
{{{- 1/4 + 5/2 - 2}}}
{{{- 1/4 + 10/4 - 8/4}}} ------ Multiplying by LCD, 4
{{{highlight_green(1/4)}}}
You can do the check!! 

Send comments, “thank-yous,” and inquiries to “D” at MathMadEzy@aol.com.
Further help is available, online or in-person,for a fee, obviously. 

For FREE info and answers to questions about the ASVAB exam, the NYS 3 – 8 city/state wide exams, 
GENERAL MATH QUESTIONS, MATH HOMEWORK QUESTIONS, or MATH QUESTIONS related to the Regents Integrated Algebra,
Regents Geometry, Regents Algebra 2/Trigonometry, SHSAT, COOP/HSPT/TACHS, PSAT, SAT, ACT, SSAT/ISEE, GRE, CLEP,
and the GED, you can visit: http://asvabstudyzone.freeforums.net/.