Okay, so...
For the first slot, pick the first box.
For the second slot, pick the last box.
Answer:
126
Step-by-step explanation:
Using the definition of n = n! / r ! (n - r) !
where n ! = n(n - 1)(n - 2) ........ × 3 × 2 × 1
9
= 9 ! / 4 ! 5 ! ← cancel 5 ! on numerator/ denominator
=
=
= 126
Answer:
Just isolate the variable by performing inverse operations. Its like solving an equation but the sign is different.
Step-by-step explanation:
Well add 4 to both sides
8≤n
Thats basically it
637. This is because form of water is dead so yeah