Question 18 - 4 marks available Bethany lives in London.
Her cousin Pierre lives in Paris.
They are going on holiday together to America
380
£1 =107ddlers
Pierre is offered an exchange rate of 1 euro to 1.07 dollars.
Bethany is offered an exchange rate of £1 to 1.25 dollars , using the exchange rate what is £1 worth in euros

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: