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Mathematics 15 Online
OpenStudy (anonymous):

@Secret-Ninja

OpenStudy (anonymous):

OpenStudy (secret-ninja):

You have to start by figuring out 7^2. That is &x&. that equals 49.

OpenStudy (secret-ninja):

*7x7 sorry lol

OpenStudy (secret-ninja):

You have to multiply it by some unknown number to get 1.

OpenStudy (anonymous):

How can we find the value of x ?

OpenStudy (secret-ninja):

So you would have to multiply 49 x (unknown#) = 1

OpenStudy (anonymous):

Does x = 1 ?

OpenStudy (secret-ninja):

Give me one minute I'm working it out.

OpenStudy (anonymous):

No Wait 0

OpenStudy (anonymous):

k

OpenStudy (anonymous):

Emma go get water

OpenStudy (secret-ninja):

Wait.. I did it wrong, it isn't a number you multiply BY 49, its HOW MANY TIMES you multiply 49 because its and exponent.

OpenStudy (secret-ninja):

|dw:1414425883530:dw| Thats what we have to find.

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