Question

Solve.

e^2x+e^x-6=0

a. 0.69
b. 0.69, 1.10
c. 1.10, 0.14
d. 0.14

Answer 1

SEX????

Answer 2

@DarkgasherBeyblade What????

Answer 3

Hey... do this... substitute e^x = t...
You will get a quadratic equation in 't'...
t^2 + t-6 = 0

Answer 4

Ok, well I got the whole -3 and 2 answer but I dont know what to after that

Answer 5

@saloniiigupta95

Answer 6

All fine... now do this...
e^x =-3 ==> x= ?
e^x = 2 ==> x= ?

Answer 7

Taking much time... hint: log for negative numbers is undefined...

Answer 8

Lol so -3 is no solution? But how do I find the answer for 2?

Answer 9

you will have to use log tables for that... You can definitely reject 'b' and 'c' between :-)
Hope you know...

Use that to convert it into base 10 form... and log 2 (to the base 10) = 0.3011 approx.