Question

To get the product 1, we should multiply 8/21 by a)8/21 b)-8/21 c)21/8 d)-21/8

Answer 1

Answer:

(c) 21/8

Step-by-step explanation:

8/21 * 21/8

The numerators get cancelled with the denominators.

The answer is 1

Answer 2

Answer: c) 21/8

Step-by-step explanation:

To get the product as 1, we have to multiply 8/21 with its multiplicative inverse or reciprocal, which is 21/8.