# Algebra help

posted by .

Simplify:

Note: The first letters next to log are the small letters.
16.) logr r

17.) logt t^4

18.) logb 1

• Algebra help -

16.) logr r
r^? = r
? = 1

17.) logt t^4t^? = t^4
? = 4

18.) logb 1
b^? = 1
b = 0
(Any number to the zero power is one)

• Algebra help -

Thanks

• Algebra help (correction) -

Please forgive my sloppy typing. Here is what I meant. I hope you were able to figure it out anyway:

17.) logt t^4
t^? = t^4
? = 4

18.) logb 1
b^? = 1
? = 0

## Similar Questions

1. ### Math

Write as a single logarithm. Thank-you. 3(4 log t^2) Would it be logt^8 or are you not allowed to do that?
2. ### unscramble letters

ietnnrncuinvtohte 2 words first 12 letters, 2nd 5 letters Thank you for using the Jiskha Homework Help Forum. How about "inconvenient truth?
3. ### algebra

Rewrite the following as an equivalent logarithmic equation.Do not solve. y^t = x answer logy+logt=logx-is this right also Express as an equivalent expression that is a sum of logt (3ab) the t is at the bottom of the g answer log3+loga+logb …
4. ### Maths

A word made by writing the seven letters used to spell "EXAMPLE" in some order. Find how many different 'words' are possible in each of the following cases. a) The first and the last letter are each "E" b) The two letters "E" are next …
5. ### spanish

need help unscrambling these letters to make a phrase first word is 3 letters second word is 6 letters and the last word is 15 letters. esosaaapahilbnoehstlsipn
6. ### Math

Radio stations use three or four letters for their call letters(name). The first letter must be a W or K. How many different call letters are possible if repeated letters are allowed?
7. ### safety contest scramble

Four words. First word (8 letters), second (6 letters) third (four letters) fourth word (9 letters). The letters are oneqplmeiuoraeectttnepsrivp. Any ideas?
8. ### math

A home owner goes to the hardware store to purchase the letters that make up a number for a sign he is making, (e.g., F-O-U-R, N-I-N-E, etc.). When he arrives, other customers are doing the same thing. The first customer buys the letters …
9. ### Maths

Assume that x, y and z are positive numbers. Use the properties of logarithms to write the expression -2logb^(x-6)logb^y+1/7logb^z as the logarithm of one quantity. answers: a. logb z1/7 / x^2y^6 b. logb z 1/7 / x^6y^2 c. log x1/7 …
10. ### science

Im a word of five letters People eat me If you remove my first letter i will be form of energy if you remove my first two letters i will be needed for living if you remove my first three letters i will be a preposition if you remove …

More Similar Questions