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Mice21 [21]
3 years ago
9

X^2 - 36=0 it’s solving quadratic equations and I need the steps

Mathematics
2 answers:
astraxan [27]3 years ago
8 0

Assignment: \bold{Solve \ Equation: \ X^2-36=0}

<><><><><><><>

Answer: \boxed{\bold{X=6,\:X=-6}}

<><><><><><><>

Explanation: \downarrow\downarrow\downarrow

<><><><><><><>

[ Step One ] Add 36 To Both Sides

\bold{X^2-36+36=0+36}

[ Step Two ] Simplify

\bold{X^2=36}

[ Step Three ] \bold{\mathrm{For\:}x^2=f\left(a\right)\mathrm{\:the\:solutions\:are\:}x=\sqrt{f\left(a\right)},\:\:-\sqrt{f\left(a\right)}}

\bold{X=\sqrt{36},\:X=-\sqrt{36}}

[ Step Four ] Simplify Equations

\bold{\sqrt{36}: \ 6}

\bold{-\sqrt{36}: \ -6}

[ Step Five ] Combine Solutions

\bold{X=6,\:X=-6}

<><><><><><><>

\bold{\rightarrow Mordancy \leftarrow}

Alla [95]3 years ago
5 0

Answer:

x=6,-6

Step-by-step explanation:

x^{2} -36=0\\Square root [tex]x^{2} and 36

(x+6)(x-6)=0\\

x=6,-6[/tex]\\

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negative 1

Step-by-step explanation:

\frac{y2 - y1}{x2 - x1}  = m

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3 years ago
Solve for x ~<br><img src="https://tex.z-dn.net/?f=4x%20-%2016%20%3D%2064" id="TexFormula1" title="4x - 16 = 64" alt="4x - 16 =
Naddika [18.5K]

\qquad\qquad\huge\underline{{\sf Answer}}♨

Let's solve for x ~

\qquad \sf  \dashrightarrow \:4x - 16 = 64

\qquad \sf  \dashrightarrow \:4(x - 4) = 64

\qquad \sf  \dashrightarrow \:(x - 4) = 64 \div 4

\qquad \sf  \dashrightarrow \:x - 4 = 16

\qquad \sf  \dashrightarrow \:x  = 16 + 4

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6 0
2 years ago
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I have been having trouble doing this problem 5x + 34
Andru [333]

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Hey! Well you cant simplify it anymore.

Step-by-step explanation:

You cant add an unknown number to another number. So its still 5x+34

I Hope this helps :|

3 0
2 years ago
The diameter of the circle is 8 cm. what is the circles area?
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Answer:

Step-by-step explanation:

diameter = 8 cm

radius = 8/2 = 4 cm

Area of circle = πr²

                       = 3.14*4*4 = 50.24 cm²

8 0
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Answer:

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Done!

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