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kogti [31]
3 years ago
6

2b^2x^2+3a^2y^2=a^2b^2 for b^2

Mathematics
1 answer:
Artemon [7]3 years ago
4 0

Answer:

{b}^{2}  =  \frac{3 {a}^{2}  {y}^{2} }{ {a}^{2}  - 2 {x}^{2} }

Step-by-step explanation:

We want to solve for b² in

2 {b}^{2}  {x}^{2}  + 3 {a}^{2}  {y}^{2}  =  {a}^{2}  {b}^{2}

Combine terms containing b²

3 {a}^{2}  {y}^{2}  =  {a}^{2}  {b}^{2}  - 2 {b}^{2}  {x}^{2}

Factor b² to get:

3 {a}^{2}  {y}^{2}  =  ({a}^{2} - 2 {x}^{2}) {b}^{2}

Divide by a² -2b²

{b}^{2}  =  \frac{3 {a}^{2}  {y}^{2} }{ {a}^{2}  - 2 {x}^{2} }

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The highest common factor of 98 and 42
ohaa [14]

Answer:14

Step-by-step explanation:Start by writing like this below

98 =2×7×7

42 =2×3×7

H.C.F=2×7

=14

Take the number which is common like in 98 and 42, (2) and (7) are common

and then multiply the two numbers.

Hope it helps you!

5 0
2 years ago
Read 2 more answers
Jocelyn has read 156 pages of a book. This is 4/5 of the entire book. How many pages does the book have?
Mashutka [201]
<span>The book has 196 pages. 
To prove that 4/5 of 196= 156


</span>
4 0
3 years ago
Point Y is the midpoint of segment XZ. If XY = 2(3x +1) and YZ = 5x + 22, find the value of x.
Ede4ka [16]
<h3>Point Y is the midpoint of segment XZ. Then value of x is 20</h3>

<em><u>Solution:</u></em>

Given that,

<em><u>Point Y is the midpoint of segment XZ</u></em>

XY = 2(3x +1)

YZ = 5x + 22

To find: Value of x

Since, Point Y is the midpoint of segment XZ,

Therefore,

XY = YZ

2(3x + 1) = 5x + 22

6x + 2 = 5x + 22

6x - 5x = 22 - 2

<h3>x = 20</h3>

Thus, value of x is 20

6 0
2 years ago
What is the value of x 4 + 0:5y 3 when x = 2 and y = 4?
agasfer [191]

Answer:

Step-by-step explanation:

x^4+0.5y^3=2^4+0.5x4^3

=16+0.5x64

=16+32

=48

3 0
3 years ago
A library expansion begun in 2002, was expected to cost $107 million. By 2006 library officials estimated the cost would be $34
Alla [95]
This problem is quite easy if you didregard the years. Percent increase is known as
(Final-initial)/(Final)
In this case final would be 107 million +34 million=141 million. Initial would be 107 million.

(142-107)/142=37/142 which is around 26%.
5 0
3 years ago
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