The ratio in which (4, 5) divides the join of (2, 3) and (7, 8) is
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Step-by-step explanation:
the ratio in which the point divides the line is m:n
(mx2+nx1/m+n,my2+ny1/m+n)
(m(7)+n(2)/m+n,m*8+n*3/m+n)=(4,5)
((7m+2n)/(m+n),(8m+3n)/(m+n))=(4,5)
7m+2n=4m+4n
3m=2n---(1)
8m+3n=5m+5n
3m=2n----(2)
m/n=2/3
m:n=2:3
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