The expression 1x−1−1x+1−2x2+1−4x4+11x−1−1x+1−2x2+1−4x4+1 is equal to = ?

8x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−188x8−1x8−1x8−1x8x8x8x8xx88−18x8−1

8x8+18x8+18x8+18x8+18x8+18x8+18x8+18x8+18x8+18x8+188x8+1x8+1x8+1x8x8x8x8xx88+18x8+1

8x7−18x7−18x7−18x7−18x7−18x7−18x7−18x7−18x7−18x7−188x7−1x7−1x7−1x7x7x7x7xx77−18x7−1

8x7+18x7+18x7+18x7+18x7+18x7+18x7+18x7+18x7+18x7+188x7+1x7+1x7+1x7x7x7x7xx77+18x7+1

The expression 1x−1−1x+1−2x2+1−4x4+11x−1−1x+1−2x2+1−4x

1.	The expression 1x−1−1x+1−2x2+1−4x4+11x−1−1x+1−2x2+1−4x4+1 is equal to = ?
A.	8x8+18x8+18x8+18x8+18x8+18x8+18x8+18x8+18x8+18x8+188x8+1x8+1x8+1x8x8x8x8xx88+18x8+1
B.	8x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−188x8−1x8−1x8−1x8x8x8x8xx88−18x8−1
C.	8x7−18x7−18x7−18x7−18x7−18x7−18x7−18x7−18x7−18x7−188x7−1x7−1x7−1x7x7x7x7xx77−18x7−1
D.	8x7+18x7+18x7+18x7+18x7+18x7+18x7+18x7+18x7+18x7+188x7+1x7+1x7+1x7x7x7x7xx77+18x7+1
Answer» B. 8x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−18x8−188x8−1x8−1x8−1x8x8x8x8xx88−18x8−1