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China's one child policy was implemented in 1979 to combat the increasing strain of a growing population. As of 2015 it has slowly been phased out in order to rectify the many social and economic issues t...
In general:· Imperfect: tense to describe and explain actions in development· Preterite: tense to narrate and explain completed actionsPreterite: <...
∫ Cosec (x)/Sec (x) dx∫ [1/Sin (x)]/ [1/Cos (x)] dx∫ [1/Sin (x)] * [Cos (x)] dx∫ Cot (x)= ln [Sin (x)] + c
the total number of students in the class would be 12 girls plus 18 boys which is 30 in total. The proportion of the girls would mean dividing the number of girls by the total number of students so 12/3...
We can write the two numbers as x and 1000-x, because x+(1000-x) = 1000 for any x we pick. Now we want to maximise the product x(1000-x); expanding the brackets gives us 1000x-x2 which is easie...
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