Find the slope of the line through (-9, -10) and (-2, -5)
a) -5/7
b) 7/5
c) 5/7
d) -7/5

gdp is the best phrase!

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⭐