Question

(-1)1+ (-1 )2+ ... + (-1)2020​

Answer 1

Answer:

1 = 343++- = 4 = + 2 13. If 3=1. 732, thenthevalue of 15. On simplification the value of 1 – 1+ 1 2 + 1- 2 is : (a) 22–1 (b) 1– 2 2 (c) 1 –2 (d) ...