Mathematics
Grade-7
Easy

Question

The multiplicative inverse of – 8 is

  1. 8
  2. 1 over 8
  3. negative 1 over 8
  4. 0

hintHint:

Multiplicative inverse of a number is the value for which when multiplied gives you the result 1.

The correct answer is: negative 1 over 8


    Let the multiplicative inverse of -8 be x. So, -8*x=1. Re arranging the equation, we get:
    -8*x=1
    x=-1/8
    Hence, the correct answer is option c.

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