jtlowry23 jtlowry23

23-07-2019
Mathematics

contestada

Use a calculator to find the approximate value of arccos(0.67).

Respuesta :

calculista calculista

02-08-2019

Answer:

The approximate value of arc cos(0.87) is 29.54°

Step-by-step explanation:

we know that

The arc cosine of x is defined as the inverse cosine function of x

so

if y=cos(x)

then

arc cos (y)=x

In this problem we have

y=0.67

so

x=arc cos(0.87)

using a calculator

x=29.54°

Answer Link

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