SOLUTION: Please help me with this question: If P(2) = 2 and P(x) = 2x^3 – 4x^2 – 2x + c, find the value of c.

Algebra.Com
Question 799810: Please help me with this question: If P(2) = 2 and P(x) = 2x^3 – 4x^2 – 2x + c, find the value of c.
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Please help me with this question: If P(2) = 2 and P(x) = 2x^3 – 4x^2 – 2x + c, find the value of c.
-------------------
Substitute for x and for P(x), and solve for "c"::
------
2 = 2(2^3)-4(2^2)-2(2)+c
------
2 = 16 - 16 - 4 +c
c = 6
=================
Cheers,
Stan H.
=================

RELATED QUESTIONS

Hi there, Can someone please help me with this question. find the quadratic function... (answered by Edwin McCravy)
PLEASE help me I am stuck with this problem please If (x+5)(x+p)=x^2+2x+k,then (A)P=3... (answered by ewatrrr)
If P(x)=2x^3-9x^2+4x-1, find P(-2). Please and thank... (answered by Mathtut)
Show that the given value(s) of "c" are zeros of P(x), and find all other zeros of P(x). (answered by josgarithmetic)
Please help me solve this problem: Let P(x)=4x^2+2x-7 and R(x)= 2x^2+5x-3 Find... (answered by queenofit)
Please help me solve this problem: Let P(x)=4x^2+2x-7 and R(x)= 2x^2+5x-3 Find... (answered by wuwei96815)
Can someone help me with this question, please? One of the roots of the equation... (answered by venugopalramana)
If f(x) = 2x^3 - 4x^2 + 4x + C and f(2) = 5, what is the value of... (answered by jim_thompson5910)
Determine the value of Q(x) when P(x) = 4x^3-3x^2+2x+5 is divided by x-3 and is then... (answered by stanbon)