Twa kɔ nsɛm atitiriw so
Log in
Sign up for FREE
arrow_back
Laabri

Unit 8 Test

star
star
star
star
star
Last updated 6 months ago
12 Nsɛmmisa
5
10
7
10
10
7
7
7
7
10
10
10
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Write the rate as a percent for each of the given expressions:

y=A(1.33)^x, the rate is:

y=A(0.13)^x, the rate is:

y=A(1.01)^x, the rate is:

y=A(20)^x, the rate is:

y=A(0.354)^x, the rate is:

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

You are frozen in time for some amount of years with $12 in your bank account with 16% interest. When you get thawed out, you check your bank balance and find that you have $93,948,357.98 saved up. How long were you frozen?

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

Solve the equation:

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

On the provided space, plot the following equation. Make sure to list at least 5 points:

y=2^{x+3}-3

You may use Desmos to get the graph and the points but you cannot screen shot

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Determine the inverse of the function:

f(x)=\frac{2x^{2}+9}{8}-3

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

Choose the correct expansion for the Logarithm:

\log\frac{x^{6}}{y^{3}}

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Choose the correct condesement of the Logarithm

\log u-(5\log w+15\log v)

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

Solve the following equation. Round your answers to the nearest ten-thousanths.

8^{2m}=92

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

Solve the following equation. Round your answers to the nearest ten-thousanths.

3^{a-10}+3=29

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Using the following formula for Compound Interest,

A=P(1+r)^{t}

Where:

A=Final Amount

P=Initial Amount

r=interest rate (as a decimal)

t=number of years

Find how many years it would take to have $12,170.57 in the account that started with $420 at an interest rate of 5%.

Asemmisa {{asɛmmisaAhyɛnsode}}
11.

From the basic logarithmic equation f(x)=log(x), we transform it to: f(x)=0.25\cdot\log(x+6)+5. Pick the options which best describe how the graph is transformed:

Because of the 0.25, the graph is

Because of the +5, the graph is