Why Trig???. Technology Garage door openers, alarm systems, etc. - Around 40 megahertzalarm systems Standard cordless phones: Bands from 40 to 50 megahertzcordless.

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Presentation transcript:

Why Trig???

Technology Garage door openers, alarm systems, etc. - Around 40 megahertzalarm systems Standard cordless phones: Bands from 40 to 50 megahertzcordless phones Baby monitors: 49 megahertz Radio controlled airplanesRadio controlled airplanes: Around 72 megahertz, which is different from... Radio controlled carsRadio controlled cars: Around 75 megahertz Wildlife tracking collars: 215 to 220 megahertz MIR space station: 145 megahertz and 437 megahertzspace station Cell phonesCell phones: 824 to 849 megahertz New 900-MHz cordless phones: Obviously around 900 megahertz! Air traffic controlAir traffic control radar: 960 to 1,215 megahertz Global Positioning SystemGlobal Positioning System: 1,227 and 1,575 megahertz Deep space radio communications: 2290 megahertz to 2300 megahertz

AM Radio Waves

Factoring ~ G.C.F.

Factoring ~ Grouping

Factoring ~ Leading Coefficient is 1 Ex:

Factoring ~ Leading Coefficient is not 1 

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