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pav-90 [236]
4 years ago
7

Solve the equation in the interval from 7pi/2 to 13pi/2

Mathematics
1 answer:
Olegator [25]4 years ago
5 0

Answer:

Step-by-step explanation:13.82, 14.47, 20.10

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The data set below represents
tester [92]
Finland behind a new of discrimination against Jews and the most common forms of discrimination which existed against discrimination
7 0
3 years ago
use the substituition method to solve the system of equation. choose the correct ordered pair 2x+y=8 y= -x+5
daser333 [38]

<u>Answer:</u>

Ordered pair = (3, 2)

<u>Step-by-step explanation:</u>

We are given the following equations and we are to solve them by substitution method:

2x+y=8 --- (1)

y= -x+5 --- (2)

Substituting the value of y from equation (2) to (1):

2x+(-x+5) = 8

2x-x+5=8

x = 8-5

x = 3

Substituting this value of x in equation (2):

y = -(3)+5

y = 2

So the ordered pair is (3, 2).

8 0
3 years ago
Read 2 more answers
Due to the economy and not wanting to eliminate any jobs, all state employees were asked to accept a 4.5% reduction in their sal
jeka94

Answer: The secretary's salary prior to the reduction was $42,000.

Step-by-step explanation:

Hi, to answer this question we have to write an equation:

The original secretary's salary (x) multiplied by the percentage reduction in decimal form (4.5/100) must be equal to the amount of the reduction (1890)

Mathematically speaking:

x (4.5/100)= 1890

Solving for x:

x (0.045)= 1890

x = 1890/ 0.045

x = 42,000

The secretary's salary prior to the reduction was $42,000.

7 0
3 years ago
2x - y2<br> Z-5<br> Evaluate when x = 2, y = 4<br> z=3
kolezko [41]

Answer:

Putting the value in x = 2 , y =4 in 2x - 2y we get,

2 × 2 - 4× 2= 4-8 = -4

Putting the value in z = 3 in z - 5 we get,

z - 5 = 3 - 5 = -2

5 0
3 years ago
2⋅10^ 4 −7 ^3 =? First person to solve gets 10 Points and will also be rewarding branliest answer (Btw already know this answer
8_murik_8 [283]

Answer:

19657

Step-by-step explanation:

2\cdot 10^4 - 7^3=20000-343=19657

Hope this helps!

5 0
3 years ago
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