Answer:
a. D et er mi ne wh et h er –(x3 + 5x + 1)
is eq uiv ale nt to x3 + 5x + 1
A fu nc ti on is ev en if f ( x ) = f ( - x ) for all x.
f(-x) = -x³ + 5(-x) + 1
f(-x) = -x³ - 5x + 1
Det ermi ne wh eth er (–x)3 + 5(–x) + 1 is eq uiv ale nt to x3 + 5x + 1
Step-by-step explanation: