For the following exercises, find the derivatives of the given functions and graph along with the function to ensure your answer is correct.

[T] cosh(3x + 1)

StudyQuestionsfortheTextbook:Unit 3 Gingerich PSY325 Spring2016 Hilighted=keytermsHilighted=payattentiontoHilighted=importantpeople Chapter8 1. WhathappenedwhenPenfieldstimulatedthesubstantianigraofa65-year-oldwoman • Surgeonsunexpectedlydiscoveredthatstimulatingthisareaofthebraincould producesymptomsofdepression • Shortlyafterstimulation,thewomanleanedover,begancrying,reportednothaving purposetoliveanylonger. o Lessthan90secondsaftertheelectrodeswereremoved,herdepressionwent away,andwithin5minutesshewashappyandcheerfulagain 2. DistinguishbetweenEEG,MEG,PET,andfMRI.Howwouldbrainresearchersusethemto learnaboutpersonalityWhataresomeofthedifficultiesininterpretingemotional responsesindicatedbythesetechniquesAlso,whatdoesTMSdo a. EEG:electroencephalography:electrodesareplacedonthescalptopickupelectrical signalsthataregeneratedwhenthebrainisactiveunderneathelectrodes b. MEG:magnetoencephalography:usesdelicatesensorstodetectmagnetic(as opposedtoelectricalwithEEG)indicationsofbrainactivity i. BothEEGandMEGareusefulfordeterminingwhenthebrainisactive,but