are you saying everything is like this
0.5x^3 + 0.4^3 - 0.1^3 ?
if so just do it like simple adding and subtracting
.5+.4 is 0.9x^3 -0.1^3
that becomes 0.8x^3
when adding or subtracting variables with exponent keep all exponent the same
simplify the expression
0.5x+0.4x-0.1x=
after ea. x squared 3
3 answers
yes sorry never done this before
its okay i just wanted to make sure i had your question right
1 answer