is a= 3-√5 fins the value of a+1/a

Answers

Answer 1

Answer:

Decimal form: 2.07

Step-by-step explanation:


Related Questions

Find the value of x.

Answers

Here is the solving process also your answer is 64 degree
value of x is 64 you’re welcome

if the corresponding sides of 2 quadrilaterals are propotional, then the 2 quadrilaterals must be similar

Answers

Answer:

False

Step-by-step explanation:

A square and a parallelogram could have proportional sides but the angles would not be the same

A package of colored paper contains 20 pieces of yellow paper. This represents 25% of the total pieces of colored paper in the package. How many total pieces of colored paper are in the package?

Answers

Answer: 80

Step-by-step explanation:

80x 0.25=20

HELP ME PLEASE HURRYYY

Answers

HELP ME PLEASE HURRY1

In the following problem, what is the part? What number is 40% of 90?




90


40%


a variable

Answers

Answer:

36

Step-by-step explanation:

40% of 90 is 36

Hope this helps

The length of a table is 2 meters 50 centimeters. What is the length of the table in millimeters?

Answers

Answer:

A

Step-by-step explanation:

2 meters=2000millimeters

50 centimeters=500 millimeters

Write a function whose graph passes through : (-7,0), (2,0), (4,0)
The function is f(x)=______

Answers

Answer:

0

Step-by-step explanation:

f(x) = y = 0

so, f(x) = 0

--

Given f(x) = 4x+2 find f(x+3)

Answers

Answer:

f(x+3)=4x+14

Step-by-step explanation:

To solve this problem, plug in x+3 into the function as if it were a numerical value.

f(x+3)=4(x+3)+2

f(x+3)=4x+12+2

f(x+3)=4x+14

Answer:

c. f(x+3)=4x+14

Step-by-step explanation:

collegebridge

What equation is being modeled below? *please help* fast*

Answers

Answer:

y = -3x + 21

Step-by-step explanation:

Answer:

4+6-3=7 I think

Step-by-step explanation:

Judy took $30 with her to spend on popcorn and drinks for herself and her friends at the movie theater. The price for each bag of popcorn was $5. The price of each drink was half the price of a bag of popcorn.

Sketch the graph that represents the situation and label the intercepts. Use one axis to represent the number of bags of popcorn and the other axis to represent the number of drinks.

Explain your graph

Answers

Answer:

Step-by-step explanation:

On the x axis have popcorn going up in 5s and up to the value 30 and on the y axis have drinks going up in 2.5s to the value 15.

The graph should look like similar to an 'expotential graph' because for every popcorn you buy, the drink will be half the price.

Please help due really soon

Answers

Answer:

I think the anwser is 4

hope the answer is correct

HOPE IT HELPED

Pls help these are due TODAY!!!!

Answers

Answer:

10

Step-by-step explanation:

the two triangles formed from c are similar which means the sides are proportional

the proportion of one length of a side of a triangle to a similar side of the other triangle is the same as another side to its corresponding side of the other triangle. god im bad explaining stuff

anyway 2 is to 8 what 2.5 is to length BC. 2/8 = 2.5/x

    -crossmultiplyyy

2*x = 2.5*8

2x = 20

2x/2 = 20/2

x = 10

The perimeter of a square is directly proportional to the length of one of its sides. The perimeter is 28 when the length of a side is 7.

What is the constant of proportionality?

Answers

Step-by-step explanation:

check the pic

answer is 4

How many free throws could you make out of 20

Answers

Awnser :

Ten

Explanation :

In a relaxed practice setting with no pressure, the average player should be able to make at least ten in a row. But free throws typically come in pressure situations, so managing the pressure is as important as practicing form.

Pentagons STUVW and XYZAB are similar with XY = 32 , YZ = 36 , ST = 4c + 2 and TU = 5c + 2 What is the length of TU

Answers

Answer:

TU = 4.5units

Step-by-step explanation:

Since the pentagons are similar, hence the ratios of their similar sides will be equal to a constant.

Hence;

XY/ST = YZ/TU

Given the following

XY = 32

YZ = 36

ST = 4c + 2

TU = 5c + 2

Substitute into the expression as shown;

32/4c+2 = 36/5c+2

Cross multiply

36(4c+2) = 32(5c+2)

144c + 72 = 160c + 64

144c - 160c = 64 - 72

-16c = -8

c = -8/-16

c = 1/2

Recall that TU = 5c + 2

TU =5(1/2) + 2

TU = 2.5 + 2

TU = 4.5

Hence the length of TU is 4.5units

Express sin F as a fraction in simplest terms.
D
17
10
E
F

Answers

do u think you could rewrite this? doesn’t really make sense

rew wants to build a square sandbox with an area of 324 square feet. What is the total length of wood Drew needs to make the sides of the​ sandbox?

Answers

Answer: 44

Step-by-step explanation:

I’m having really bad luck on this app please help no scams or anything to get points or I’ll report you just help find the mistake in the problem and thank you

Answers

A = 11

Step-by-step explanation:

For the problem on the LHS, the 2nd line should have been written as

5(A + 1) = 3(2A - 2)

Now let's solve for A:

5A + 5 = 6A - 6

-6A - 5. -6A. - 5

______________

-A = - 11

or A = 11

This is the correct solution and it will now work out right.

If the angles 2xº and 4yº
are
complementary, find the value of x + 2y.

Answers

Answer:

Solution given:

the angles 2xº and 4yºare complementary

so

2x+4y=90°

dividing both side by 2we get

x+2y=45°

the value of x + 2y is 45°.

Move the numbers to the blanks to order them from least to greatest value. -0.1 9/8 10 5/6 -0.02

Answers

Answer:

-0.1, -0.02, 5/6, 10, 9/8

Step-by-step explanation:

Answer:

-0.1, -0.02, 5/6, 9/8, 10

Step-by-step explanation:

Which angles are corresponding angles?

Answers

Answer:

<WVX and <TSV

Step-by-step explanation:

one that holds the same relative position as another angle somewhere else in the figure

The frequency table shows the scores from rolling a dice.

Score Frequency
1 5
2 3
3 3
4 2
5 7
6 4

Work out the median

Answers

Answer:

The frequency score is 3 3

What is the value of the expression 8 cubed?
24
83
512
6,561

Answers

Answer:

512

Step-by-step explanation:

The number 512 on prime factorization gives 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2. On combining the prime factors in groups of 3 gives 8. So, the cube root of 512 = ∛(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2) = 8 (perfect cube).

#CaRRyOnLeArNinG

Answer:

512

Step-by-step explanation:

you need to find the value of 8 cubed which is 8^3. All 8^3 means is multiplying 8 three times so 8 × 8 × 8 = 512.

how many 1/2 cups are needed to fill the gap in this prism
A. 2
B. 4
C. 6
D. 8

have a great day!♡​

Answers

Answer:

I don't know what prism. once you see this put it in the description of this

Step-by-step explanation:

There is no prism lol


Isabella, the owner of an e-commerce site, buys lawn mowers for $32 and then sells them on
her site for $40. What is the mark-up, as a percentage?

Answers

Answer:

the markup is 8%

Step-by-step explanation:

What is the volume of this triangular prism?


A. 576 ft3
B. 288 ft3
C. 34 ft3
D. 29 ft3

Answers

Answer:

576

Step-by-step explanation:

4x16=64

64x9=576

A rectangle measures 2
1/2
inches by 1
5/16
inches. What is its area?

Answers

Answer:

it would be 3.28125

Step-by-step explanation:

do base times height to get the area

The MEAN is _______________ a value in the data set
A) sometimes
B) always
C) never

Answers

Answer:

B

Step-by-step explanation:

6152÷100 simplified +into mixed number?​

Answers

Answer:

61.52

Step-by-step explanation:

Whenever dividing by 100 move the decimal point 2 times to the left since there are 2 zeros and you're dividing.

Answer:

61 13/25.

Step-by-step explanation:

6152/100

= 61.52

= 61 52/100

= 61 13/25.

kelly has a bag containing white and yellow marbles

Answers

... and then?

You didn't eve give a question

Answer:

cool

Step-by-step explanation:

i dont know what the question is

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