University:
College
Course:
College Mathematics
Academic year:

2023
Views:

221

Pages:

2
Author:

Leah H.

Chapter 4 part 21.) arccos (FZ)x2.)arcsin (-V2) sin 533x=AH=3.)arctan (5) = tan THE 3=64.)sin (cos'(") sh 319c-17+b2=32\ +b2 =958sin = 3b=585.)cot [sin'((s)52-22=a26.) y = tan (x+3)52a=521left asy 35righ agy 30V21x+ -xV 2(521) 2521X +2X=575xtan= S21 (521) = 21X K/O21cot=27. y=2cos a (x 2)So28627about y=3 amp=2 Per= =27X+ 1 2N =0(2)Xyx - 12.258. y=CSC 3x2X 245amp=12xperXy533x= O3x=27003I234xX=0X=6KIVIIZX4-3+-StiFU: Chapter 4 Part 2 (Day 2)1.)Pand...ysin65-30COS65-30tan O'=10+xY30sin65=y30cos65=Xo40165x10tan 0'=30sin=tano =1.1990-50.17=010+30cas650'=50.170=39.832.)80selevation = tan 0 3 3080tang-2.667tan' (2.667) =69.44303.)GOODdy2540tan 25"=2000tan 40 - 2000a=2000y=20001000tan 25tan 40°&asd=4289.01y=2383.51yxdd-y=x : 4289.01-2383.51(=1905.5ft)4.)XA40cos 30= 80tan 30=30Ax=40B=80cos301=40tan3068COS60B+x=808=69.28A=23.0939060°height of building B= B-A40ft69.28-23.09check46.19Ft802-402-B2B==4800B=69.28