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LenaWriter [7]
3 years ago
7

Please help !!!!!!! asap

Mathematics
2 answers:
andriy [413]3 years ago
8 0

Answer:

i cant see the picture

Step-by-step explanation:

Anettt [7]3 years ago
7 0
When something asks you for b(4), it is basically telling you to plug in 4 for a in the given equation so...

b(4)=3.50(4)+25
b(4)=14+25
b(4)=39

ANS: 39
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Ya'll fr get 50 points if you answer this. <br> What is the rate of change of <img src="https://tex.z-dn.net/?f=f%28x%29%3D2%5Ex
Evgesh-ka [11]

Answer:

\dfrac{dy}{dx}=2^x\ln 2

Step-by-step explanation:

**This is a non-linear function and therefore <u>does not have a constant rate of change</u>.  It will have a different slope depending on what points you use in the average rate of change formula:\mathsf{average \ rate \ of \ change = \dfrac{change \ in \ y}{change \ in \ x}}

To calculate rate of change, differentiate.

substitute y for f(x):  

\implies y=2^x

Take natural logs of both sides:

\implies \ln y=\ln 2^x

Apply the log rule  \ln a^b=b \ln a :

\implies \ln y=x\ln 2

Differentiate with respect to x:

\implies \dfrac{1}{y} \frac{dy}{dx}=\ln 2

Mulitply both sides by y:

\implies \dfrac{dy}{dx}=y\ln 2

Replace y with y=2^x

\implies \dfrac{dy}{dx}=2^x\ln 2

Therefore, rate of change of the function is :

\dfrac{dy}{dx}=2^x\ln 2

8 0
3 years ago
The graph shows a probability distribution. What is P(X&lt;5)
Thepotemich [5.8K]

Answer:

P(x < 5) = 0.70

Step-by-step explanation:

Note:  The area under a probability "curve" must be = to 1.

Finding the sub-area representing x < 5 immediately yields the desired probability.

Draw a dashed, vertical line through x = 5.  The resulting area, on the left, is a trapezoid.  The area of a trapezoid is equal to:

 (average length)·(width, which here is:

  2 + 5

----------- · 0.02  =  (7/2)(0.2) =  0.70

      2

Thus, P(x < 5) = 0.70

7 0
3 years ago
Pleaseeee helppp answer correctly !!!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!!!
AnnZ [28]
2y+4=3(y-1)
2y+4=3y-3
4+3=3y-2y
Y=7
X=2
4 0
3 years ago
Read 2 more answers
Do I use LCM or HCF? And how can I decide which to use? (Brainliest if you can answer the whole thing)
kow [346]

Answer:

As far as i know you should go for LCM that would be more convenient and easy to do

4 0
3 years ago
The ice cream shop has 80 different possible sundaes consisting of 1 flavor of ice cream, 1 syrup, and 1 candy topping. If the i
adoni [48]

<span>4: 80*5*4 </span>
<span>= 1600 diff ice creams flavors. yum. 

</span>
4 0
3 years ago
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