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In-s [12.5K]
3 years ago
6

If x^2 = 10, what is the value of x?

Mathematics
2 answers:
Angelina_Jolie [31]3 years ago
7 0
X^2 = 10
square both sides, so you get x = the square root of 10.
so x = the square root of 10
maw [93]3 years ago
4 0
X^2=10
x=3.16 (3sig.figs)

Hope this helps :)
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Which polynomial is in standard form?
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D). 5x^7y^2+7x^6y^5-14x^3y^7+51x^2y^9

Step-by-step explanation:

For better clarity let us re write the options

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B).8x^5-5y^4-2xy^5+x^2y

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Answer:

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Step-by-step explanation:

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Three years ago, the brother was B-3 years old and the sister was S-3 years old. Keeping one unit as X, we have

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Therefore, we have a system of equations

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Substitute (4/5)S for B into the second equation to only have one variable

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