what is the units digit of ( 493 ) ( 915 ) ( 381 ) ( 756 ) ( 28 )
"just multiply the digits in the units place for each term and you will get the answer . it should be 0 . you got a 5 as a unit digit and an even number term . so the multiplication of this will definitely yield a 0 . answer has to be 0 . i also tried it using the calculator and the answer is 1 . imo b ."
divide(add(multiply(factorial(493), factorial(915)), multiply(factorial(493), factorial(756))), 493)