If a = 1, what is the value of –(a^2 + a^3 + a^4 + a^5+a^6)?	Choose the correct choice from the following:
A) -14 B) -4 C) 0 D) 4 E) -5
if a = -1, then putting values in equation   = -[ (1)^2 + (1)^3 + (1^4) + (1^5) + (1^6)]   = -[ 1 + 1 + 1 + 1+1 ]   = -5   Answer = -5 = -5
<result>E</result>
If a = 1, what is the value of –(a^2 + a^3 + a^4 + a^5+a^6)?