Question 1
What will be the remainder when $1!+2!+3!+4!+5!+\cdots+1000!$ is divided by 10?
PIMSO 2022 - Mathematics - Grade 9 / Secondary 3 - National Round Question 1
PIMSO Maths · PIMSO 2022 - Mathematics - Grade 9 / Secondary 3 - National Round
PIMSO Maths · PIMSO 2022 - Mathematics - Grade 9 / Secondary 3 - National Round