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Sophie [7]
3 years ago
15

Help me with work = brainlist

Mathematics
1 answer:
notka56 [123]3 years ago
7 0

Answer:

13 is 90

14 is 43

15 is 146

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Step-by-step explanation:

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3 years ago
T=h+kg isolate g rearrange the formula above
Westkost [7]

Answer:

\frac{\left(t-h\right)}{k}\\ = g

Step-by-step explanation:

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-h  -h

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8 0
3 years ago
Which number in the monomial 215x18y3z21 needs to be changed to make it a perfect cube?
hoa [83]
We need to remember that:
                   xyz = (x)(y)(z)
if x, y and z are perfect cubes, then xyz would also be a perfect cube

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All should be a perfect cube, given

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taurus [48]

Answer:

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Step-by-step explanation:

Use Pythagorean theorem,

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  = 20

x = √20 = \sqrt{2*2*5} = 2\sqrt{5}

x = 2\sqrt{5}

6 0
3 years ago
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