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Wittaler [7]
2 years ago
13

Find x please help this is literally my final exam

Mathematics
1 answer:
hoa [83]2 years ago
8 0

Answer is B

Step-by-step explanation:

You have the side opposite the angle and the Hypotenuse so use soh

Sine(x) = opposite/Hypotenuse

Sine(x) = 9/19

X = sin-1(9/19) - - - - - here the - 1 is to the power of

X= 28,27371363

X= 23,3

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Questlon 10 of 10
Juli2301 [7.4K]
The answer is 75 degrees. These are supplementary angles so
180-105 = 75
8 0
2 years ago
What is the slope in slope-intercept form for this graphs?
s2008m [1.1K]

Answer:

Step-by-step explanation:

since the line crosses the y axis at -4  we know that b in the slope intercept form is -4 . now we just need the slope..  and slope is rise over run  or y/x... soooo   .....

looking at the graph I see that the point (-1,4) and (0,-4) look like they are points on the graph..  

soooo....

the rise is -8 when the run is 1 or  -8/1  or just -8

use the slope intercept form  y = mx + b

y= -8x + (-4)

y = -8x -4    :)

7 0
2 years ago
Sin(a+b).cos(a-b) = sinacosa + sinbcosb
Rainbow [258]
Sin (A + B) = sin A cos B + cos A Sin B 
<span>Cos (A - B) = cos A cos B + sin A sin B </span>

<span>=> (SinACosB+ CosASinB) (CosACosB +SinASinB) </span>

<span>=>SinACosACos^2B+Sin^2ACosBSinB+Cos^2A... </span>

<span>=>SinACosA(Cos^2B+Sin^2B) +SinBCosB(Sin^2A+Cos^2A) </span>
<span>we know that Sin^2+Cos^2=1 </span>
<span>=>SinACosA(1)+SinBCosB(1) </span>
<span>=SinACosA+SinBCosB </span>
<span>Proved 

</span>
4 0
3 years ago
What is the slope of a line with the equation y = -x + 6?
dmitriy555 [2]

Your slope with the equation y = -x + 6 is m = -1

3 0
3 years ago
help pls! will give brainliest to whoever answers correctly and explains their answer. (PLS DONT ANSWER IF YOU DONT KNOW)
Aleks [24]

Answer:

the answer is C.  how you got 24

Step-by-step explanation:

so find the square of 2 first and that would give -8

-8*4 is -32

8 0
3 years ago
Read 2 more answers
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