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Ksenya-84 [330]
3 years ago
9

Please help me ASAP!!

Mathematics
2 answers:
REY [17]3 years ago
8 0
<h2>Hello!</h2>

The answer is: f(x) = 2x^{2}

<h2>Why?</h2>

Quadratic function describes the graph of a parabola and they are formed by a quadratic term (x^{2}) a linear term (bx) and a constant number (c). Quadratic terms have an exponent of 2 and linear terms have an exponent of 1.

For this situation, we have only the quadratic term (x^{2}) which is enough to know that there is a quadratic function.

Have a nice day!

BARSIC [14]3 years ago
6 0
<h2>Answer:</h2>

<u>The correct choice is </u><u>f(x)= 2x²</u>

<h2>Step-by-step explanation:</h2>

In algebra, a quadratic function is a polynomial of degree 2 in which the highest-degree term is of the second degree. In other words it is a polynomial function with one or more variables which gives two answers in the end. The graph of a quadratic function is shown as a curve called a parabola. These parabolas may open upward or downward and vary in slopes but they all have the same basic "U" shape.

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If Jeremy is in the 90th percentile in the main office test scores is 180 with a standard deviation of 15 which of the following
Alika [10]
199. 

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\frac{x-180}{15} = 1.28

which gets you the 199
4 0
2 years ago
7,300 deposit earning 3.3% compounded monthly after 1 year. What will the balance after 1 year will be?
inna [77]

Answer:

$7,544.58

Step-by-step explanation:

We will use the compound interest formula provided to solve this:

A=P(1+\frac{r}{n} )^{nt}

<em>P = initial balance</em>

<em>r = interest rate (decimal)</em>

<em>n = number of times compounded annually</em>

<em>t = time</em>

<em />

First, change 3.3% into its decimal form:

3.3% -> \frac{3.3}{100} -> 0.033

Since the interest is compounded monthly, we will use 12 for n. Lets plug in the values now:

A=7,300(1+\frac{0.033}{12})^{12(1)}

A=7,544.58

The balance after 1 year will be $7,544.58

7 0
3 years ago
If mints sell three for<br>25°, how many can 1<br>buy with a $20 bill?​
just olya [345]

Answer:

240

Step-by-step explanation:

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4 0
2 years ago
How to know when to use which probability distribution?
worty [1.4K]
57% of students studied, which decomposes into  52% who both studied and saw an increase in their exam grade  5% who both studied and did Not see an increase in their exam grade The percentages above are relative to the whole population of 100 students, to get the requested probability, recall that:   One way to find out the probability of an event is to  Take the ratio of the number of times the event happened, over the total number of times the event could have happened.    Total number of times the event happened:    52 = 52% of 100 students studied and saw an increase in their exam grade  Total number of times the event could have happened:    57 = 57% of 100 students studied
3 0
2 years ago
12. Solve the following system by any method. 2x – 6y = 24 –5x + 6y = –6
elena-s [515]
2x-6y=24
-5x+6y=-6

2x=24+6y
2x-24=6y
-5x+6y=-6
6y=5x-6
2x-24=5x-6
-24+6=5x-2x
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-18/3=x
x=-6
2x-6y=24
2(-6)-6y=24
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-6y=24+12
-6y=36
y=36/-6
y=-6
7 0
3 years ago
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