1 answer

How do you solve #7^ { x } - 7^ { x + 1} \leq - 6#?

Question:

How do you solve #7^ { x } - 7^ { x + 1} \leq - 6#?

Answers

#x>=log_7(55)-1#

Explanation:

#49-7^(x+1)<=-6#

#-7^(x+1)<=-6-49#

#-7^(x+1)<=-55#

#7^(x+1)>=55#

#x-1>=log_7(55)#

.

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