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Dominik [7]
3 years ago
5

I will give brainliest please help me easy math question!!!!!!!!!!!

Mathematics
2 answers:
maria [59]3 years ago
7 0

Answer:

1. -1/2b

2. 3a/b^2

3. 3b^2/1a^2

4. -1a^2b/2

Step-by-step explanation:

Simplified answers and then the variables cancel out each out as much as they can (That's the best way to explain it)

Nookie1986 [14]3 years ago
3 0

Answer: -4a/8ab goes with -1/2b

-9b^3/-3a^2b goes with 3a/b^2

3a^4/1a^3b^2 goes with 3b^2/1a^2

5a^4b/-10a^2 goes with-1a^2b/2

Step-by-step explanation:

When ever you do problems with fractions make sure you combine like terms. If you have multiple a’s, in this case you should divide them. When you divide a’s with exponents you always subtract the exponents by each other. Hope this helps!

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A certain kite has exactly one acute angle, and it measures 16 degrees. What is the maximum whole-number measure of the angle op
kvv77 [185]

Answer:

In order to do so, we need to use basic algebra. The angles in a kite add up to 360 degrees. so we form the following equation.

x + y + y + 16 = 360

x + y + y = 344 <----(360 -16)

Each letter or variable represents an angle measure. the measures of the three angles left. The 16 degrees is on the bottom of the kite and the angle opposite is the top angle. the two side angles will be the same measure that's why they are both y.

x + 2y = 344

The two side angles will be 90 or greater because there is only 1 acute angle. 90 is the smallest number that can be chosen. so we do the following.

Step-by-step explanation:

x + 2(90) = 344

x + 180 = 344

x = 344-180

x = 164

THE MAXIMUM WHOLE NUMBER MEASURE OF THE ANGLE OPPOSITE OF THE 16 DEGREE ACUTE ANGLE IS 164 DEGREES*

4 0
3 years ago
Which relation represents a function?
Zielflug [23.3K]
C. Because the no x repeats itself in any of the ordered pairs.
6 0
3 years ago
PLEASE HELP ITS DUE TODAY AND THIS IS MY LAST QUESTION
exis [7]

Answer:

Left: The substance is decreasing by 1/2 every 12 years

Right: The substance is decreasing by 5.61% each year

Step-by-step explanation:

exponential decay

A = P(1-r)ᵇⁿ, where A is the final amount, P is the initial amount, r is the rate decreased each time period, b is the number of years, and n is the number of times compounded each year

let's write each formula in terms of this

left:

f(t) = 600(1/2)^(t/12)

matching values up...

A = P(1-r)ᵇⁿ

A = f(t)

P = 600

1 - r = 1/2 -> r = 1/2

t/12 = bn -> b = number of years = t, so bn = b/12 -> n = 1/12. Thus, it is compounded 1/12 times each year, so it is compounded every t*12 = 12 years. If it was compounded each month, it would be compounded 12 times a year

Thus, this is decreasing by a rate of 1/2 each 12 years

right:

f(t) = 600(1-0.0561)^(t)

matching values up...

A = P(1-r)ᵇⁿ

A = f(t)

P = 600

1 - r = 1 - 0.0561 -> r = 0.0561 = 5.61%

t = bn -> b = number of years = t, so bn = b -> n = 1. Thus, it is compounded annually (1 time each year)

Thus, this is decreasing by a rate of 5.61% each year

8 0
2 years ago
A biker travels at a rate of 20 miles per hour. Calculate
kow [346]

Answer:

60 miles

Step-by-step explanation:

20 miles times 3

3 0
3 years ago
Read 2 more answers
What is the sulotion of 3^2-[3-4(8-2^2]^2​
dangina [55]

Answer:

70

Step-by-step explanation:

5 0
3 years ago
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