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tatiyna
3 years ago
5

Please help domain/range and eqation

Mathematics
1 answer:
Elena-2011 [213]3 years ago
4 0
Domain: (infinity, 4]
range: [-6, infinity)
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Factor the expression completely.<br> 25x2-65x - 30
Anton [14]

Answer:

\large\boxed{25x^2-65x-30=5(x+3)(5x-2)}

Step-by-step explanation:

25x^2-65x-30=5(5x^2-13x-6)\\\\=5(5x^2-15x+2x-6)=5\bigg(5x(x-3)+2(x-3)\bigg)\\\\=5(x-3)(5x+2)

3 0
3 years ago
Please help me asap!!!!!!!!!
tatiyna

Answer:

Alt Int. <s Thm

m<4=45 degrees

Step-by-step explanation:

45=9x

x=5

m<4= 9*5

m^4=45

3 0
3 years ago
Read 2 more answers
LAW ENFORCEMENT: A police accident investigator can use the formula S=25L−−−√S=25L to estimate the speed s of a car in miles per
trasher [3.6K]

The car was going 103 miles per hour.. please mark me brainliest

8 0
3 years ago
X/8.5=16/4<br> what's the answer
elixir [45]
Answer: x = 34

Explanation:

x/8.5 = 16/4
x/8.5 = 4
x = 4 x 8.5
x = 34
5 0
3 years ago
A marketing research company is estimating the average total compensation of party clowns. Data were randomly collected from 48
ExtremeBDS [4]

Answer:

"90% confidence" means there is a probabilty of 90% that the population mean (average compensation for the population of party clowns) lies within the confidence interval.

Step-by-step explanation:

The confidence interval is a range of values in which, according to the level of confidence that is calculated, is likely to include a parameter of the population. In this case, this parameter is the population mean compensation of party clowns.

The level of confidence is 90%, so there is 90% of confidence (or probability) that the population mean compensation for party clowns lie within $9394 and $9926.

None of the options below is correct.

3 0
3 years ago
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