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2 years ago

For which value of x is the row in the table of values incorrect

Mathematics

2 answers:

ycow [4]2 years ago

8 0

I have no idea at allllllll

Westkost [7]2 years ago

7 0

Answer:

x = 2 is incorrect

Step-by-step explanation:

The answer should be 3 instead of 4

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Diff. / Original amount= % of increase or decrease

V125BC [204]

Answer:

% increase = $\frac{\text{ Increased number -Original number }}{\text{Original number}} \times 100\%$

% decrease = $\frac{\text{ Original number - Decreased number }}{\text{Original number}} \times 100\%$

Step-by-step explanation:

Percentage Increase:

Let there be an original number. If it increased to a certain value we can calculate the percentage increase value with the help of following formula:

% increase = $\frac{\text{ Increased number -Original number }}{\text{Original number}} \times 100\%$

Percentage Decrease:

Let there be an original number. If it decreases to a certain value we can calculate the percentage decrease with the help of following formula:

% decrease = $\frac{\text{ Original number - Decreased number }}{\text{Original number}} \times 100\%$

6 0

3 years ago

Cos(x)= sin(35) what does x =?

mylen [45]

Here,

cos(x) = sin(35)
cos(x) = cos(90-55)
cos(x) = cos(55)
x = 55

3 0

2 years ago

The area of a circle is 113.04 in.^2. What is the radius of the circle?

Lelechka [254]

$\bf \textit{area of a circle}\\\\
A=\pi r^2\qquad 
\begin{cases}
r=radius\\
------\\
A=113.04
\end{cases}\implies 113.04=\pi r^2
\\\\\\
\cfrac{113.04}{\pi }=r^2\implies \sqrt{\cfrac{113.04}{\pi }}=r$

5 0

2 years ago

Write 2 equivalent expressions for each and find the total price

almond37 [142]

Answer:

it will be 20$ if im wrong you can correct me

4 0

2 years ago

HELP PLZ SORRY LAST ONE WAS BLURRY

Andru [333]

0.25 ....decimal

3/4, 3:4....ratio

2/3 = 6/9....equivalent fractions, fractions

4/8 --> 1/2....equivalent fractions,fraction,simplest form

8 0

3 years ago