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Pepsi [2]
3 years ago
13

Which is equivalent to sin-1(–0.4)? Round your answer to the nearest hundredth of a radian.

Mathematics
1 answer:
strojnjashka [21]3 years ago
4 0

Answer:

-0.41 radians

Step-by-step explanation

(Credit goes to calculista)

let

A---> the angle

if sin A=-0.4

then 

A=sin-1(-0.4)

using a calculator

A=-23.578°----> the angle A belong to the IV quadrant

convert to radians

if pi radians--]----> 180°

x--------> -23.578°

x=-23.578*pi/180----> x=-0.41 radians

Read more on Brainly.com - brainly.com/question/9675799#readmore

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Oksi-84 [34.3K]
Y + 8 = 4(x - 5)

distribute the 4 to both x and -5

4(x) = 4x
4(-5) = -20

y + 8 = 4x - 20

isolate the y, subtract 8 from both sides

y + 8 (-8) = 4x - 20 (-8)

y = 4x - 28

plug in the x given, if the y matches the answer given, it is the correct answer.

-8 = 4(5) - 28

-8 = 20 - 28

-8 = -8 (True)

D) (5,-8) should be your answer

hope this helps
7 0
3 years ago
Read 2 more answers
Suppose a student is totally unprepared for a five question true or false test and has to guess for every question. Getting one
MrRa [10]

Answer:

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Step-by-step explanation:

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The expression 21 - (2x + 3)2 + 4 (1 - 1) + z3 can be simplified into the form
mr Goodwill [35]

Answer:

A=z

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Step-by-step explanation:

First lets simply the equation

21 - (2x +3)2 + 4(1-1) + z^3

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21 - 2x^2 + 9 + z^3

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5 0
3 years ago
.,..................................
Masteriza [31]
What do you want us to answer??

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What number has exactly 5 factors between 1 and 20
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