MATHEMATICS HIGH SCHOOL

Please I need step by step solution.​
please I need step by step solution.​ - 1

Answers

Answer 1
Answer:

Answer:

  A)  2C

Step-by-step explanation:

The relevant rule of logarithms is ...

  log(x²) = 2·log(x)

__

We know that 64 = 8². So, ...

  log(64) = log(8²) = 2·log(8)

We are given that log(8) = C, so 2·log(8) = 2C

__

Here, all logarithms are to the base 9. That does not change the relations shown.

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Use a model or paper and pencil to add. Write your answer in simplest form. 9/12 + 6/12

Find the length and width of a rectangle with an area of 2x + x - 3. A. l = 2x + 3; w = x + 1

B. l = 2x + 3; w = x - 1

C. l = 3x + 2; w = x - 1​

Answers

hdjdbbxbshwvshs bdb scud

Answer:

the answer would be B: l = 2x + 3; w = x - 1

A circle has a diameter of 50 meters ,which is its circumference?

Answers

The circumference of a circle is pi • diamter

3.14 • 50 = 157 meters

Hi there! :) The answer to your question is 157.08 meters. You do pi*50(because it is the diameter) and that is how you get the answer.

Hope I helped! :D

The coins in the store s cash register total $12.50. The cash register contains only nickels, dimes, and quarters. There are twice as many dimes as nickels. There are also twice as many quarters as dimes. How many quarters are in the cash register?

Answers

nickels is 0,05 of dolar - n
dimes is 0,1 o dolar -d
quarters is 0,25 of dolar -q
dimes =2nickels
d=2n
quarters=2dimes
q=2d=4n
12,5=n(0,05)+2n(0,1)+4n(0,25)
12,5=0,05n+0,2n+n
12,5=1,25n
n=10
q=4n=40
There are 40 quarters

What is the measure of how much surface an object has?a. mass
c. region
b. volume
d. area

Answers

the answer is D. area

Answer:

D area

Step-by-step explanation:

3 is what percent of 5

Answers

Answer: 60%

Step-by-step explanation:
2.5% i’m pretty sure

(1.5 X 10-2) (8.0 X 10-1)

Answers

Answer: 4080

51•80=4080
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