40! / 30! = 40*39*38*37*36*35*34*33*32*31
dividing this by 10! 10*9*8*7*6*5*4*3*2*1
= 4*13*19*37*17*11*4*31
= 847,660,528
Answer:
that is a very good question sir
Step-by-step explanation:
Answer:
sorry if this is wrong
Step-by-step explanation:
a. 3
b.15
c.8
Answer:
5
Step-by-step explanation:
As corresponding lines are equal
16x+1 = 79
16x = 80
x = 5