A motorist travelled from A to B.
This is a distance of 142km at an
average speed of 60kmhr^(−1) .He
spent 5/2hours in B and then
returned to A at an average speed
of 80kmh^(−1) .
a)At what time did the man arrive
back at A
b)find the average speed for the_
total journey.
6÷2(1+2)? which ans is correct between 1or 9
why do i look at the mobile phone calculator is 9 and when i check to scientific calculator the ans is 1.i want to clarify correctly where you are.
A tangent to ellipse (x^2 /a^(2 ) )+(y^2 /b^2 )=1 at point p meets the minor axis
at L if the normal at p meets the major axis at m.find the locus of midpoint LM