Three straight lines have exactly two points of intersection.
complete the sentence below.
two of the lines must be

add an image

step-by-step explanation:

7! = 7×6×5×4×3×2

3! = 3× 2

as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor

so 7! /(3! ) = 7× 6× 5× 4

= 42 × 20

= 840

its b) 840✌✌✌

dhruv⭐

sorry

step-by-step explanation:

sorry, but im pretty sure its a now that i look at it

ok thats very interesting