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Mariulka [41]
3 years ago
7

Solve this system by elimination 12x-8y=20. -4x+3y=1

Mathematics
1 answer:
liubo4ka [24]3 years ago
8 0
I hope this helps you

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Acme annuities recently offered an annuity that pays 4.7% compound monthly. What equal monthly deposit should be made into this
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Formula for Compound Interest

Amount = Principal * (1 + Rate/100)^Time
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4 0
3 years ago
Who tryna help me with this math
tatyana61 [14]

Answer:

What kind?

Step-by-step explanation:

8 0
3 years ago
Are the triangles below similar? Is yes, explain how you know. If not, explain.
Alekssandra [29.7K]
Yes the triangles are similar.

There is a common rate of dilation from the second triangle to the first. Each side can be multiplied/divided by three to find the other length.

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3 0
3 years ago
Read 2 more answers
Difficult pre calculus stuff.
leva [86]

When we divide complex numbers we divide their magnitudes and subtract their angles, so this isn't all that difficult:

\dfrac{10(\cos 45^\circ + i \sin 45^\circ)}{5 (\cos 15^\circ + i \sin 15^\circ)} = \dfrac{10}{5} (\cos(45^\circ - 15^\circ) + i \sin(45^\circ - 15^\circ))

= 2(\cos 30^\circ + i \sin 30^\circ)

Answer: 2(\cos 30^\circ + i \sin 30^\circ)

That's probably what's called simplified polar form until you get to Euler's Formula.   Since it's 30 degrees we can get a nice rectangular form:

2(\cos 30^\circ + i \sin 30^\circ) = 2\left( \dfrac{\sqrt{3}}{2} + i \dfrac 1 2 \right) = \sqrt{3} + i


7 0
3 years ago
a rectangle vegetable patch has an area of 15 square meters and a perimeter of 16 meters. what are the dimensions of the vegetab
blsea [12.9K]

Answer:

The perimeter is 42

Step-by-step explanation:

P=2L+2W is the formula for perimeter and if you use the numbers 42 is the answer

3 0
3 years ago
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