Cklug53411 Cklug53411

04-02-2022
Mathematics

contestada

Cos^ -1 (-x)=-Cos^ -1 xfor-1<= x<=1 true or false

Respuesta :

LammettHash LammettHash

04-02-2022

It's false. Take x = -1, then

cos⁻¹(-(-1)) = cos⁻¹(1) = 0

but

-cos⁻¹(-1) = -π

Answer Link

Otras preguntas

Which of the following is an example of personification? The dog yelped in pain. The foghorn let out a sorrowful howl. The anchored ship rocked dangerously. The

Find the side and perimeter of a square whose diagonal is 10 cm.

Someone please help will give Brianliest for the 100% right answers

Mark for Review 1 Alaina wants to improve the transition between the first paragraph (sentences 1-2) and the second paragraph (sentences 3-6), which sentence ca

Select the correct answer. Which verb phrase correctly completes the sentence? La canción ______ por Sara. OA. fue cantado OB. fueron cantadas OC. fueron cantad

1+7 ehhehe ndneje behe

Solve -15+3x=7 -7/12 7 1/3 2 2/3 -2 2/3

Which explorer made the voyage shown by the letter C on the map, and why was it remarkable? Select two correct answers. Vasco de Gama Pedro Cabral Magellan He w

Need help help help ASAP

Is this c I think i remember it was? But I need to know...