3 years ago

On a math test, do a first pass through the test and solve all of the problems you can do easily.

Mathematics

1 answer:

Tomtit [17]3 years ago

7 0

Yes teachers say to do that all the time it helps you

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HELP ASAP !! easy question and i’ll give brainliest

tia_tia [17]

Answer:

x=38.5

Step-by-step explanation:

$\sqrt{23^{2}- 18^{2}} =\sqrt{205}$

cos(x)= $\frac{18^{2} +23^{2} -205}{2(18)(23)}$

x=38.5(correct to the nearest tenth)

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3 years ago

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The wavelength of violet light is 4.0 x 10−7 m. The wavelength of red light is 6.5 x 10−7 m. How much longer is the wavelength o

photoshop1234 [79]

Answer:

Step-by-step explanation:

We can substract the wavength of the violet light to the wavelength of the red light:

(6.5 x 10^-7 m) - (4.0 x 10^-7 m) = 2.5 x 10^-7 m

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3 years ago

Every even number,except 2,is composite

Degger [83]

Yes. That's correct. Is that what you're asking...? To clarify, prime numbers have a single factor (one and itself) , composite numbers have multiple factors.

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3 years ago

How many different ways can six people be arranged in a line?

lesantik [10]

There are six people which means that each person can be arranged in 6 various arrangements

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The inverse-demand curve for oil in the Middle East is given by P = 20 – Q, where Q is measure in barrels and P is measured in U

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