Question

multiply 13 upon 19 * 21 upon 17​

Answer 1

Answer:

88179

Step-by-step explanation:

13 *19*21*17 = 88179

Answer 2

Answer:

299/399 is the correct answer.

Step-by-step explanation:

13/19*21/17

13/1×17/19*21

13*17/19*17

=299/399.

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