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Jobisdone [24]
2 years ago
6

Solve by factoring 12x^3+12x^2=0

Mathematics
2 answers:
stepladder [879]2 years ago
7 0
Factor out the GCF
12x^2(x + 1) = 0
Now you can do two parts
12x^2 = 0, x = 0
x + 1 = 0, x = -1

Solution: x = 0, x = -1
nydimaria [60]2 years ago
3 0

Factor out the GCF

12x^2(x + 1) = 0

Now you can do two parts

12x^2 = 0, x = 0

x + 1 = 0, x = -1

Solution: x = 0, x = -1

brainliest pls

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Assume that college students have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 15. Fin
jolli1 [7]

Answer:

0.018 is  the probability that a randomly selected college student has an IQ greater than 131.5                                

Step-by-step explanation:

We are given the following information in the question:

Mean, μ = 100

Standard Deviation, σ = 15

We are given that the distribution of IQ score is a bell shaped distribution that is a normal distribution.

Formula:

a) P(IQ greater than 131.5)

P(x > 131.5)

Calculation the value from standard normal z table, we have,  

0.018 is  the probability that a randomly selected adult has an IQ greater than 131.5

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4 years ago
A, B & C share the rent in a ratio of 4:3:2. The rent is £216. How much does A pay?
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If the ratio is 4:3:2 each part of that ratio has a value of:

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A pays 4*24=£96
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Answer:

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Step-by-step explanation:

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ZA and ZB are supplementary angles. If mA = (2x − 9)º and m
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angle A = 30

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