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

2+3=8, 3+7=27, 4+5=32, 5+8=60, 6+7=72, 7+8=???????? SOLVE IT IF YOU CAN

Water Cycle: As _________ get too heavy to hold the liquid, the liquid droplets fall back to Earth.

which is an example of a physical change* metal rusting*silver tarnishing* water boiling* paper burning

Concorde could travel 1 mile every 3 seconds.How many miles per hour (mph) is that?

How would I find the slope intercept form of x+y+3=0?

Write each decimals as a fractions or a mixed number. 26.3 and 7.104 >> help <

A person sees a ball and kicks it, in part because of actions of the nervous system. Using the parts of the nervous system listed bellow, describe the path of n

BY using eight eights and addition only can you make 1000?????/

What is the sales rate for 5% of $50

expand and simplify this can you help (2x²−3x+4) ( x²+5x−7)