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First differentiate: dx/dt = 3,   dy/dt = 3t² - 10t + 7

Using the chain rule: dy/dx = dy/dt * dt/dx = (3t² - 10t + 7)/3 

At stationary points, the...

pancreas detects low blood glucose, so produces glucagon. glycogen is converted to glucose

Compliance and conformity are two very similar ideas in psychology, in that they both fall under the umbrella of social influence. However, there is a crucial difference that distinguishes the two. Compli...

There are many factors which render medieval art difficult or even arguably impossible to interpret. Perhaps the most obvious being the passage of time itself, leading to art’s alteration through either n...

We know Amber worked 4 hours on a Saturday, so she earned 4*£10= £40 that day. The rest of the money, which is £180-£40=£140, she must have earned it during the week. Knowing she earns £7 per hour, this w...