Match each exponential equation to its percent rate of change 40% decay 20% decay 60% growth 60% decay 80% decay 80% growth 40% growth 30% growth 60(0.8)^t=1.4 20(0.6)^t=1.2 80(1.6)^t=20 40(0.2)^1.6 1.2(1.4)^t=80

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

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Which is f(5) for the function –2x2 + 2x - 3?