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Elza [17]
3 years ago
9

Simplify: 7 + 10x - 7 + 7x

Mathematics
1 answer:
goldenfox [79]3 years ago
3 0

Answer:

17x

Step-by-step explanation:

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X^3 - 2y^2 - 3x^3 + z^4
Andreyy89

Answer:

-2x³ - 2y² + z⁴

Step-by-step explanation:

Step 1: Write out expression

x³ - 2y² - 3x³ + z⁴

Step 2: Combine like terms (x³)

-2x³ - 2y² + z⁴

8 0
2 years ago
What is equivalent to a negative square root or -1
garri49 [273]

sqrt (-1) = i  the imaginary number

so the negative sqrt (-1) = -i

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3 years ago
Determine the exact equation given the following descriptions.
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2 years ago
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Two cards are selected from a standard deck of 52 playing cards. The first is replaced before the second card is selected. Find
Morgarella [4.7K]
2 cards selected from a standard 52 card deck

P(1st card is a heart) = 13/52....because there are 13 hearts in a deck of cards
the card is replaced
P(2nd card is a 9) = 4/52 which reduces to 1/13

so the probability of both events happening is : 13/52 * 1/13 = 1/52 <=     
5 0
3 years ago
Which statements about the graph are true? Check all that apply. The vertices are at (–3, 0) and (1, 0). The distance between th
Helen [10]

Answer:

The distance between the center and each covertex is 4

Step-by-step explanation:

-3.0 is 4 units away from 1.0

3 0
2 years ago
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