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

How do you use Bill of rights in a sentence

Noah rows across a river that is 48m wide. The current carries him 15m downstream. How far does Noah actually travel?

Sam and lou need a total of 1 foot of wire for a science project.sam wire is 8 out of 2 n lou is 7 out of 8.Do they have enough.

Solve the equation: 1/4 + w = 6 1/3

Is There Still Slavery in the World? Please help me :)

Which word correctly completes the sentence? The white-tailed __________ fawn followed closely by her side. A.deer's B.deers C.deers'

Which statement accurately describes the Battle of Marathon? A. Athens fought alone against Darius's army and decisively defeated the Pers

what did Benjamin franklin feel strong about

What Is a Zionist? Please help me :)

Can someone tell me what is Anaphora?