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Mathematics 18 Online
OpenStudy (howard-wolowitz):

Can someone help me here:

OpenStudy (anonymous):

with waht

OpenStudy (howard-wolowitz):

@AkashdeepDeb

OpenStudy (howard-wolowitz):

yay IYUKOOOOOOOOOOO

iYuko (iyuko):

giv me a min

OpenStudy (howard-wolowitz):

ok

iYuko (iyuko):

Okay so when you graph it what does it look like?

OpenStudy (howard-wolowitz):

this:|dw:1429818912289:dw|

iYuko (iyuko):

Okay good and where does the point lie?

OpenStudy (howard-wolowitz):

at 1 on the y

iYuko (iyuko):

|dw:1429818998959:dw|

OpenStudy (akashdeepdeb):

iYuko (iyuko):

I think I'm doing this wrong @Howard-Wolowitz

OpenStudy (howard-wolowitz):

well thats ok you are trying :)

iYuko (iyuko):

Let me find a website brb

OpenStudy (howard-wolowitz):

deb what does the 1.5 mean on yours?

OpenStudy (howard-wolowitz):

deepdeb

OpenStudy (howard-wolowitz):

@AkashdeepDeb whats the 1.5 for

OpenStudy (howard-wolowitz):

the e ?

OpenStudy (akashdeepdeb):

Here's what they are asking you. When they say y = e^x is a function. That means, for any input value of x (1,2,3,4,4.5 .... ), there is an output value of y (e^1 , e^2, e^3, e^4, e^(4.5) .... ). What I have there in the picture is the graph of e^x.

OpenStudy (howard-wolowitz):

well whgat should i solve for?

OpenStudy (akashdeepdeb):

You are to find the value of e^1.5 That's what the question asks you. Draw the curve on your own or have a graphing calculator with you. Find where x = 1.5 And then find e^{1.5} ~ 4.5 [4.5 is the value of that approximately]

OpenStudy (howard-wolowitz):

ok im working on that

OpenStudy (campbell_st):

here is my solution use this site to graph the curve \[y = e^x\] https://www.desmos.com/calculator find 1.5 on the x-axis then go up to the curve and read of the y value

OpenStudy (campbell_st):

the reason I suggest this method, is that is what the question asked.

OpenStudy (akashdeepdeb):

The image I attached is taken from desmos itself.

OpenStudy (howard-wolowitz):

ok I'll try both

OpenStudy (akashdeepdeb):

It's the same thing. Suggestion: Brush up your function concepts a little. Watch some Khan Academy videos to get a good recap.

OpenStudy (howard-wolowitz):

@AkashdeepDeb I did what you said and got this = 22.4

OpenStudy (howard-wolowitz):

i didnt multiply though

OpenStudy (akashdeepdeb):

Okay, rule, when you get an answer, just tell me how you got it. What did you do (the steps) to get that?

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