Question

(-1)×(-1)×(-1).............10 times is equal to....? (a)-1 (b) 1. (c) 1 or -1 (d)none of these

Answer 1

Answer:1

Step-by-step explanation:option (b) is the correct answer

Answer 2

Answer:

Correct answer is 1 (positive)

Step-by-step explanation:

Since the absolute value is 1¹⁰ ∴ Final answer will be either 1 or -1

If there is minus sign in all of them (-)

Then answer will be positive (+)1 if there are even number of (-1)

If there are odd number of minus 1 (-1) then answer will be -1 since one minus doesn't cancel

Since there are 10 times of -1 ie. -1¹⁰

∴ Answer is positive (+)1