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Karo-lina-s [1.5K]
3 years ago
11

(4x+7) (4x-7)= give the solution pleasee​

Mathematics
2 answers:
harkovskaia [24]3 years ago
8 0

Answer:

16x - 49

Step-by-step explanation:

Igoryamba3 years ago
3 0

Answer:

Im not sure 4x+8 and then 4×-7??? do it on your calendar frl amd you can see amd type exactly what the guesting..

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Which of the following is a correct solution to the inequality 3x - 12 > 15?
pishuonlain [190]
Solve the inequality just like you would solve an equation
<span>3x - 12 > 15
add 12 to both sides
3x > 27
divide both sides by 3
x > 9
Or read as "the solution to </span><span>3x - 12 > 15 is x is greater than 9"

Hope this helps :)</span>
4 0
3 years ago
True or False: A p is the probability that the results are not due to chance, the probability that the null hypothesis (H0) is f
professor190 [17]

Answer:

False

Step-by-step explanation:?

The hypothesis tests compare weather an event is meant to alter a population mean results, for example, a scientist experiment might have or not have a significant effect over the population results. The test aims to reject the null hypothesis, so what it really want to find out is if the alternative Hypothesis H1 is likely true. The null hypothesis is the probability that the results are not due to chance – if it’s rejected, then the results are due to chance.The level of significance , or so called p-value, is the probability that the null hypothesis (H0) happen , If p is very small then the null hypothesis is rejected - isn’t true- and the alternative Hypothesis is accepted. A higher P value implies a higher probability than results are not happening so that the H0 is accepted and H1 rejected. The null Hypothesis will normally will rejected when the level of significance are either lower than 0.05 or 0.01, the lower P value the higher the level of confidence that the results are due to chance.

Since the first part of the statement (A p is the probability that the results are not due to chance) is correct, and the second part is wrong (…the probability that the null hypothesis (H0) is false), the total statement is false. The correct statement would be as follows : A p is the probability that the results are not due to chance, the probability that the null hypothesis (H0) is true.  

7 0
3 years ago
Help due asap show workings please
IceJOKER [234]
The answer is 45. 180-90=90. 90 divided by 2 is 45
3 0
3 years ago
Can you explain this for me 7-9÷3+6×6×2-4÷2​
baherus [9]

Answer:

The Answer Is 74. Your Welcome

8 0
3 years ago
Is 0:5 and 0:20 equivalent ratios
qwelly [4]

Answer:

Not for sure but i think so

Step-by-step explanation:


4 0
4 years ago
Read 2 more answers
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