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3 years ago

Find the common ratio of the geometric sequence -2, 6, -18, ...

Mathematics

1 answer:

lara [203]3 years ago

5 0

Answer:

-3

Step-by-step explanation:

You multiply by negative 3 every next term

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7/4x^2 -2 = - 0.05x + 4

nata0808 [166]

Answer:

$x1=\frac{-2-2\sqrt{29401} }{245} x2=\frac{-2+2\sqrt{29401} }{245}$

Step-by-step explanation:

Step One: Convert

49/16x^2-2=-0.05x+4

Step Two: Multiply Both Sides by 80

245x^2-160=-4x+320

Step Three: Move everything to the left

245x^2+4x-480=0

Final Step: Quadratic Formula

$x1=\frac{-2-2\sqrt{29401} }{245} x2=\frac{-2+2\sqrt{29401} }{245}$

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3 years ago

F(x)= x+4; D: {-5, -3, 0, 4}

Vika [28.1K]

Step-by-step explanation:

-5+4=-1

-3+4=1

0+4=4

4+4=8

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3 years ago

27.64x3 estimate product

ki77a [65]

If you round up the 27.64 to 28 and then multiply it bye 3 it eaquals 84

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3 years ago

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A grocery store sells a bag of 4 oranges for $2.84. If Arianna spent $3.55 on oranges,

zhannawk [14.2K]

$4/3=$1.33 per pound.
$9/8 = $1.13 per pound.
The second one is cheaper.

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3 years ago

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Choose all true statements.

serious [3.7K]

Answer:

Some rational numbers are natural numbers

All whole numbers are integers

Some integers are natural numbers.

Step-by-step explanation:

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3 years ago

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