<img src="https://tex.z-dn.net/?f=A%28x%29%3D3%5E2" id="TexFormula1" title="A(x)=3^2" alt="A(x)=3^2" align="absmiddle" class="la

3 years ago

tex-formula">
If 81 came out, what was dropped in?
I have rewritten the problem to $3^x=81$ but do not know how to solve it.

Mathematics

2 answers:

kogti [31]3 years ago

5 0

It is good equation. Look, that:
81 = 3 x 3 x 3 x 3 = 3^4.
So you have to solve:
3^x = 3^4
exponents have to be the same, so
x=4
That's mean that A(4) = 81

tia_tia [17]3 years ago

3 0

$A(x)=3^x=81\\
3^x=81\\
3^x=3^4\\
x=4

$

You might be interested in

Which equation represents a linear function

elena-s [515]

Answer:

Linear equation: y=mx+b

The answer is: y=2x+1 (equation 1)

Hope that helps!!

Mark me brainliest!

3 0

3 years ago

Brenna bought cupcakes for her sister's birthday party. 45 out of the 50 cupcakes had sprinkles on top. What percentage of the c

kogti [31]

Answer:

90 percent

Step-by-step explanation:

I'm pretty sure it is 90. I hated doing percentages. Every time we did a math test our teacher would give us back the paper and make us calculate the percentage ourselves.

4 0

3 years ago

Help and ill give brainyest

krok68 [10]

Sale price is $22

25 x 0.12 = 3
25 - 3 = 22

4 0

3 years ago

Read 2 more answers

If a Nintendo Switch costs $219.60 total and I have a 20% off coupon code, how much will the Nintendo switch cost in total?

viva [34]

219.6\100= 2.196
2.196*20= 43.92
219.6-43.92= 175.68

This might be the answer, quite rough in this topic.

8 0