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SVETLANKA909090 [29]
3 years ago
13

A test has two multiple choice questions, each with five choices. What is the probability of guessing the correct answer to both

questions? Show all work
Mathematics
1 answer:
vekshin13 years ago
5 0
There are only two answers out of 10 possible choices.
2/10
.2*100
20%
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Which list of numbers is shown on the number line below?
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Answer:

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Step-by-step explanation:

Negative 2.5, 1 and three-fourths, 50 percent, 1.5

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Mias dog weighs 32.6 pounds. Letties dog weighs 3.8 times as much as Mias you. What does Letties dog weigh in pounds?
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Hello!

We are given the weight of Mia's dog and told to find the weight of Lettie's dog based on the known relationship. Using these given values, we can create the following equation (let "w" represent the total weight of Lettie's dog):

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Step-by-step explanation:

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3 years ago
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Solve the eqauation 76a^3+19a^2+16a=-4
Crazy boy [7]

Answer:

The solutions are a₁ = -4/19 i, a₂ = 4/19 i and a₃ = -1/4

Step-by-step explanation:

Given the equation 76a³+19a²+16a=-4, for us to solve the equation, we need to find all the factors of the polynomial function. Since the highest degree of the polynomial is 3, the polynomial will have 3 roots.

The equation can also be written as (76a³+19a²)+(16a+4) = 0

On factorizing out the common terms from each parenthesis, we will have;

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From the first equation;

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From the second equation 4a+1 = 0

4a = -1

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3 years ago
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