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wel
3 years ago
15

If the quadratic equation 2 + 2 + 5 = 0 is

Mathematics
2 answers:
Flura [38]3 years ago
5 0
The answers should be 10
iogann1982 [59]3 years ago
3 0
There should be no solution!!!
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What is the value of x if HF = 4x+1 and AB = 12x-3?|<br><br><br> Given m
Reptile [31]

Answer: <em>x = 1.25</em>

Step-by-step explanation:

<em>HF - is the middle line of the triangle ABC.</em>

HF=\dfrac{1}{2} AB\\\\HF=4x+1\\AB=12x-3\\\\4x+1=\dfrac{1}{2}  \cdot (12x-3)\\\\4x+1=\dfrac{12x-3}{2} \\\\(4x+1) \cdot 2 =12x-3\\8x+2=12x-3\\8x+2-12x=12x-3-12x\\-4x+2=-3\\-4x+2-2=-3-2\\-4x=-5\\-4x \cdot (-1)=-5 \cdot (-1)\\4x=5\\4x \div 4=5 \div 4\\x=1.25

7 0
2 years ago
Please help me it’s due today and i don’t understand, i’ll give brainliest.
IgorC [24]
AC= √CD^2+AD^2
AC= √AB^2+BC^2
Those two are true
See explanation in photo below
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7 0
2 years ago
5,873
Tresset [83]

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Step-by-step explanation:

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2 years ago
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finlep [7]

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3 years ago
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