Question

wht is 5p4
the 5 and 4 r small

Answer 1

you have to learn the definition.
5P4 means
\[ \frac{5!}{4!} \]
where 5! means 5 factorial , 5!= 5*4*3*2*1

Answer 2

if you expand out the factorials
\[ 5P4= \frac{5\cdot 4\cdot 3\cdot 2\cdot 1}{4\cdot 3\cdot 2\cdot 1} \]
notice the 4/4 and 3/3 etc all divide out (become 1)
so this simplifies to 5

Answer 3

the answer is 5 ??

Answer 4

yes answer is 5, good job