3 years ago

PLEASE FAST HELP PLS I BEG U

Mathematics

2 answers:

motikmotik3 years ago

6 0

Ooh ig oh oh oh oh oh

cricket20 [7]3 years ago

4 0

Answer:A.,C.,D that is the answer

Step-by-step explanation:

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What is the length of XZ

Artemon [7]

Answer:

$XZ=13\ units$

Step-by-step explanation:

we know that

In the right triangle of the figure XYZ

Applying the Pythagorean Theorem

$XZ^2=XY^2+YZ^2$

substitute the given values

$XZ^2=12^2+5^2$

$XZ^2=144+25$

$XZ^2=169$

square root both sides

$XZ=13\ units$

6 0

3 years ago

25x2 - 64 = 0<br> I need help solving this using quadratic function.

andreev551 [17]

Answer:

Step-by-step explanation:

25x^2-64=0

x=8/5, -8/5

6 0

3 years ago

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.Which one of the following is true when ds/dt=3t^2/2s

ser-zykov [4K]

1) Given: ds / dt = 3t^2 / 2s

2) Separate variables: 2s ds = 3t^2 dt

3) Integrate both sides:

∫ 2s ds = ∫ 3t^2 dt

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=> s^2 = t^3 + constant

=> s = √ (t^3 + constant)

Answer: option B.

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4 years ago

The volume of a rectangular box is 270 m3. The width of the box is 3 meters less than the length. The height is 5 meters. What i

FinnZ [79.3K]

V=LWH, W=L-3, H=5, V=270

L(L-3)5=270

5L^2-15L=270

5L^2-15L-270=0

L^2-3L-54=0

L^2+6L-9L-54=0

L(L+6)-9(L-6)=0

(L-9)(L+6)=0

Since L>0

L=9 meters

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3 years ago

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A particular country has an estimated 4760 nuclear weapons out of an estimated total of 15350 nuclear weapons worldwide. The cou

kakasveta [241]

Given that a particular country has an estimated 4760 nuclear weapons out of an estimated total of 15350 nuclear weapons worldwide.

To find the percentage of the nuclear weapon owned by the country we have: