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Zielflug [23.3K]
3 years ago
11

All of the following represent the same expression except

Mathematics
2 answers:
yanalaym [24]3 years ago
6 0

Answer:

-8(a)(6)

Step-by-step explanation:

in this expression there is not a second variable, instead it's 6. so if it were to be correct it would be -8(a)(b) but since they put 6 instead of b it's not correct

ki77a [65]3 years ago
3 0

hello there! your answer is B: -8(a)(b)! i just did this question and got it right! (please mark brainliest if correct)

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How many hundreths equal 6 tenths
Tresset [83]
<span>6 tenths = .6 => .60
Then 6 tenth equals to 60 hundredths.

</span>
6 0
4 years ago
HELP PLEASE!!!!!!!!!!!!
Bogdan [553]

Answer:

See the explanation.

Step-by-step explanation:

We are given the function f(x) = x² + 2x - 5

Zeros :

If f(x) = 0 i.e. x² + 2x - 5 = 0

The left hand side can not be factorized. Hence, use Sridhar Acharya formula and  

x= \frac{-2+\sqrt{2^{2}-4\times(-5)\times1 } }{2} and  

x= \frac{-2-\sqrt{2^{2}-4\times(-5)\times1 } }{2}

⇒ x = -3.45 and 1.45

Y- intercept :

Putting x = 0, we get, f(x) = - 5, Hence, y-intercept is -5.

Maximum point :

Not defined

Minimum point:  

The equation can be expressed as (x + 1)² = (y + 5)

This is an equation of parabola having the vertex at (-1,-5) and axis parallel to + y-axis

Therefore, the minimum point is (-1,-5)

Domain :  

x can be any real number

Range:  

f(x) ≥ - 6

Interval of increase:

Since this is a parabola having the vertex at (-1,-5) and axis parallel to + y-axis.

Therefore, interval of increase is +∞ > x > -1

Interval of decrease:

-∞ < x < -1

End behavior :  

f(x) = x^{2} +2x-5 =x^{2}  (1+\frac{2}{x} -\frac{5}{x^{2} } )

So, as x tends to +∞ , then f(x) tends to +∞

And as x tends to -∞, then f(x) tends to +∞. (Answer)

7 0
3 years ago
Throught the year Janet took 4 math test; her average score was 90. If she scored a 95,90 and 85 on the first three tests, what
jeka94
She had to make a 90 flat

hope this helps (;

6 0
3 years ago
Help does anyone know the answer to this!!! ^_^
Crazy boy [7]

The exponential function which represent the graph shown in image is f(x)=2.(1/4)ˣ. Option C is correct.

<h3>What is an exponential function?</h3>

Exponential function is the function in which the function growth or decay with the power of the independent variable. The curve of the exponential function depends on the value of its variable.

The exponential function with dependent variable y and independent variable x can be written as,

f(x)=a.bˣ

Here, x is the variable in the power of a number, b is a constant which is known as the change factor and a is the initial value of the function.

Here, in the graph, it passes from the (0,2) and (2,0) from x and y axis. it tells us that the initial value of is 2.

a=2

The graph is plotted on right side in opposite way, which tells the value of b is in the reciprocal. Thus,

b=1/4.

Put the values as,

f(x)=a.bˣ

f(x)=2.(1/4)ˣ

Hence, the exponential function which represent the graph shown in image is f(x)=2.(1/4)ˣ. Option C is correct.

Learn more about the exponential function here;

brainly.com/question/15602982

#SPJ1

4 0
2 years ago
FrEeEeEeeEeEeeeE<br> BrAINlIEsTtTtTtTttT<br><br> ;)<br> ;)<br> ;)
AURORKA [14]

Answer:

Thank you so much.

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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