2 years ago

can someone please help me with this math problem?

Mathematics

1 answer:

Ugo [173]2 years ago

7 0

Answer:

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What is the inverse of the function? f(x)=3^x−1

geniusboy [140]

$y = f(x) = 3^{x} - 1$

let x be y and y be the x, so we have

$x = 3^{y} - 1$

$3^{y} = x + 1$

$log_{3}(3)^{y} = log_3(x + 1)$

$y = log_{3}(x+1)$

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2 years ago

Matilda has 19 nickels, 43 dimes, 24 quarters, and 14 fifty-cent pieces. How

Kobotan [32]

Answer:

1125 cent or 11.25

Step-by-step explanation:

19*5=95 43*10=430

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2 years ago

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nordsb [41]

$\bf \cfrac{2}{5}\cdot \cfrac{3}{8}\implies \cfrac{\stackrel{1}{~~\begin{matrix} 2 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}}{5}\cdot \cfrac{3}{\underset{4}{~~\begin{matrix} 8 \\[-0.7em]\cline{1-1}\\[-5pt]\end{matrix}~~}}\implies \cfrac{3}{20}$

4 0

2 years ago

Solve |9x | ≦ 81

goldenfox [79]

C is the answer cause 9 is the common factor

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2 years ago

Shanice won 88 pieces of gum playing the bean bag toss at the county fair. That was 4 more than twice as many as Greg. How many

Andrej [43]

Answer:

Step-by-step explanation:

Shanice =88

If greg won x pieces of gum, and 88 was 4 more than twice as many as Greg

2x+4=88

2x=84

x=42

8 0

2 years ago

￼can someone please help me with this math problem?

can someone please help me with this math problem?