3 years ago

Estimating square roots

1 answer:

3 0

Search "Square root of ANY number instantly - shortcut math." on youtube. It will teach you everything you need to know.

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What are the restrictions of the domain of the function F(x) = 1/x^2-9

Sonbull [250]

$f(x)=\frac{1}{x^2-9}$

The denominator can't be equal to 0.
$x^2-9 \not= 0 \\
x^2 \not= 9 \\
x \not= -3 \ \land \ x \not= 3$

The domain is all numbers except -3 and 3.
$x \in \mathbb{R} - \{-3, 3 \}$

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3 years ago

Plz help me quickly!!!!!!!!!!

bezimeni [28]

Answer: the tip would be 17.26$

Step-by-step explanation:

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3 years ago

1. Is -7+9=-9+7 true, false , or open?

Tju [1.3M]

1. false

2. idk

3. its C

4. idk

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3 years ago

Read 2 more answers

Bridget is making greeting cards, which she will sell by the box at an art fair. She paid $30 for a booth at the fair and the ma

LiRa [457]

Answer:

when she sold 10 cards, it will cover all her cost.

Step-by-step explanation:

Profit(without charge of booth)=5x-2x

Profit=3x-30

Calculating:

3x=30

x=10

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4 years ago

In the same area where there are 3 Mankey Pokemon, 4 Pidgey Pokemon, and 2 Rattata Pokemon. What would be the probability of run

Mrac [35]

The probability of you running into a Mankey Pokemon and then a Pidgey Pokemonis 4/27.

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2 years ago