Videography

[nycmathguy]

Section 4.7

Part (a)

tan (theta) = s/750

arctan[tan(theta)] = arctan(s/750)

theta = arctan(s/750)

For (b) I simply evaluate for theta when s = 300 meters and again when s = 1200 meters.

You say?

 

[MathLover1]

yes

 

[nycmathguy]

yes

Good. Not hard at all.