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Mathematics 18 Online
OpenStudy (anonymous):

What is the value of expression? 6^−7 • 6^4 A. 6^−3 B. 6^−11 C. 6^−28 D. 6^11

OpenStudy (anonymous):

@Nnesha

OpenStudy (anonymous):

Is it B?

OpenStudy (anonymous):

-7-4=-11

OpenStudy (anonymous):

so 6^-11

Nnesha (nnesha):

when you multiply same bases you should ADD their exponents

OpenStudy (anonymous):

right

Nnesha (nnesha):

so ? how did you get -4 ?

OpenStudy (anonymous):

the exponent in the problem

Nnesha (nnesha):

it's positive \[6^{-7} \times 6^{4}\] so answer is ?

OpenStudy (anonymous):

ohh i see u thought i did -4 but i did -7 (subtract) 4

OpenStudy (anonymous):

I sent u a message

Nnesha (nnesha):

no add bec you r multiplying same base

Nnesha (nnesha):

post it here i don't read messages :)

OpenStudy (anonymous):

oh ok sorry i didnt know I said the answer is 6^-3

Nnesha (nnesha):

yes right!

OpenStudy (anonymous):

YAY! thx

Nnesha (nnesha):

my pleasure.

OpenStudy (anonymous):

Could u help me with 4 more the other i got a 60 on because u only helped me with 2 and those were right but the ones i did were wrong

OpenStudy (anonymous):

thx for the medal

Nnesha (nnesha):

i'm not sure. i'll try & np

OpenStudy (anonymous):

Ill put it in a new post

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