An iPhone costs £679 in London, €769 in Paris and $999 in New York. Using £1 = €1.16 and £1 = $1.39, state the lowest price of the iPhone in £.
Give your answer to 2 dp

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12