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Archy [21]
3 years ago
15

Express x^2+y^2+4x-6y+1=0 in polar coordinates form

Mathematics
1 answer:
zysi [14]3 years ago
7 0

Answer:

Step-by-step explanation:

d over d x over y=-1 over 2 y plus 3 over 2

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Add. Show Your Work.
PIT_PIT [208]
Hey there :)

1 \frac{4}{5} + 1\frac{6}{10}

Change mixed fraction into an improper fraction
\frac{9}{5} + \frac{16}{10}
\frac{16}{10} : are both even numbers, so you can further simplify by dividing by 2
\frac{16/2}{10/2} = \frac{8}{5}

To add fractions, we need same denominator to proceed. Here we have no problem since both denominators are 5

\frac{9}{5}+ \frac{8}{5} = \frac{9+8}{5}
\frac{17}{5}

As a mixed fraction: 3 \frac{2}{5}
______________________________________________________


2 \frac{3}{4} - 1\frac{2}{8}

Let us change the mixed fraction into an improper fraction:
\frac{11}{4} -  \frac{10}{8}
\frac{10}{8} : You can further simplify this since both are divisible by 2
\frac{10/2}{8/2} = \frac{5}{4}

We have the same denominator set for subtraction, so you do not have to find common denominators
\frac{11}{4}- \frac{5}{4}  = \frac{11-5}{4}
\frac{6}{4}

As a mixed fraction: 1\frac{2}{4} = 1\frac{1}{2}



6 0
3 years ago
Log (4) - log (x) = 2​
GenaCL600 [577]

this might help if any problem then ask.

8 0
3 years ago
Dwayne buys a pumpkin that weighs 12.65 pounds.To the nearest tenth of a pound,how much dose the pumpkin weigh?
seropon [69]
12.60 is the answer.
4 0
3 years ago
Read 2 more answers
Let Bold u comma Bold v comma Bold w 1 comma Bold w 2 comma and Bold w 3 be vectors in Bold Upper R Superscript n. If u and v ca
Sonja [21]

Answer:

Step-by-step explanation:

given that U, V are two vectors in R^n

These two vectors can be written as a linear combination of 3 vectors

w1, w2, and w3

To prove that  U+V also can be written as a linear combination of these three vectors.

Since U is a linear combination we can write for not all a,b, c equal to 0

U = aw1+bw2+cw3

Similarly for d,e,f not all equal to 0

V= cw1+dw2+ew3

Adding these we have

U+V =(a+d)w1 + (b+e) w2+(c+f)w3

Here all a+d, b+e or c+f cannot be simultaneously 0.

So we get U+V can be written as a linear combination of w1, w2 w3 as follows:

U+W = gw1+hw2+iw3 \\g = a+d\\h = b+e\\i = c+f

Proved

4 0
3 years ago
A group of 841 square tiles are arranged as a large square on a wall. How many tiles are on each row
I am Lyosha [343]
Given square tiles = 841 .

Number of rows =

\sqrt{841}  =  \sqrt[2]{29 \times 29}  =  29
= 29 rows!!

The number of Rows = 29 .

Thanks !!
6 0
3 years ago
Read 2 more answers
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