Cklug53411 Cklug53411
  • 04-02-2022
  • Mathematics
contestada

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

Respuesta :

LammettHash
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 technological development enabled European navigators to determine their location during the Age of Exploration? (1) lateen sail (2) astrolabe (3) cross
how do you figure out what is 1/4 of 10.
The sales tax rate is 8%. Estimate the tax on a jacket that costs $69.95.
An object of mass 2 kg has a linear momentum of magnitude 6 kg • m/s. What is this object’s kinetic energy?
How can i solve this f:d->R f(x)=x at power2/x-1
If y^8= 4 and y^7=3/x, what is the value of y in terms of x?
Most autotrophs make “food” through the process of a. photosynthesis. b. homeostasis c. chemosynthesis d. cellular respiration
how do you figure out what is 1/4 of 10.
A biome that contains a layer of permanently frozen soil, called permafrost, would be classified as A. taiga B. desert C. tundra D. savannah E. temperate decidu
When y = x^2, which of the following expressions is equivalent to –y ?