Question 16 2.5 points Using radians, find the period of the function y = cot ( + ") - 1 For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 10pt Ev A V TX E E ... X2 X2 TT The - + ABC V X EXE O +Question 17 2.5 points Using radians, find the period of the function y = 1esc ( + #) - 2 For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 10pt IE v A v TX E E X2 X2 9 IT The + ABC V X EX: TO +Question 18 2.5 points Evaluate cos -1 (_v2) For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac) BIUS Paragraph Arial 10pt Ev A IX E E ... x2 X2 .IT The ABC v X EXE O +Question 19 2.5 points Using radians, find the phase shift of the function y = 2 csc (20 - 2" ) + 2 For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 10pt Ev E v A v TX E E . . x2 X2 TT The - + ABC V X EXE +