The coefficient of the 5th, 6th and 7th terms in the binomial expansion of (1 + x)", in
ascending powers of x, are in linear
sequence. Find the possible values of n.​

each side has a different length.  

step-by-step explanation:

damm bro the struggle

step-by-step explanation:

c: lkllmn.

hope it's you

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.