Please help me math math math

Mathematics

1 answer:

olga nikolaevna [1]2 years ago

4 0

Your answer A12/A6= A6

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3 years ago

Can somebody help me

Sergeeva-Olga [200]

$cis(x)=\cos x+i\sin x\\\\cis15^o=\cos15^o+i\sin15^o\\\\\cos15^o=\dfrac{\sqrt6+\sqrt2}{4};\ \sin15^o=\dfrac{\sqrt6-\sqrt2}{4}\\\\\text{therefore}\\\\7cis15^o=7\left(\cos15^o+i\sin15^o\right)=7\cos15^o+7i\sin15^o\\\\=7\left(\dfrac{\sqrt6+\sqrt2}{4}\right)+7\left(\dfrac{\sqrt6-\sqrt2}{4}\right)i$

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2 years ago

Write the place vslue of 7in 67,689

Tems11 [23]

The value of 7 can be wrote as

7,000 or seven thousand

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3 years ago

7 times something equals 94

Mariulka [41]

7 × __ = 94

Divide by 7 on both side.

__ = 94 ÷ 7

Answer = 13 3/7

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2 years ago

Read 2 more answers