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ladessa [460]
3 years ago
9

Which type of sampling method is being employed in the following example:

Mathematics
1 answer:
Bogdan [553]3 years ago
8 0

Answer: Convenience sample

Step-by-step explanation: The person asks the fist people in the store she sees at the technology counter so it is not a random sample.

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In a typical stoichiometric problem, the given quantity is first converted to______. Then the ____ ratio from the balanced equat
ryzh [129]

Answer:

The correct answer is

moles

mole

moles

Step-by-step explanation:

In a typical stoichiometric problem, the given quantity is first converted to moles. Then the mole ratio from the balanced equation is used to calculate the moles of the wanted substance. Finally, the moles are converted to any other unit of measurement related to the unit mole.

4 0
3 years ago
If the angles are represented in degrees,find both angles: csc(2x+9) =sec(3x+26) Please respond quick
Olenka [21]

Answer:

Before solving the given trigonometric relation change everything to sines and cosines

Step-by-step explanation:

consider the given equation;

1/sin(2x+9)=1/cos(3x+26)

Multiplying the above equation on both sides by cos(3x+26)sin(2x+9) then we get,

cos(3x+26)=sin(2x+9)

By using identity,cos a=sin(90-a) expand above equation we will get,

sin(90-(3x+26))=sin(2x+9)

Then,

90-3x+26=2x+9

x=11

So the required value of the angle is 11 degree.

3 0
3 years ago
Hi can you please help me out
Alexxx [7]

Answer:

Centroid

Step-by-step explanation:

is it right please  tell me down below thank you

5 0
2 years ago
Hi!
goblinko [34]
You can always add or subtract same value to/from both sides of equation. The same is true about multiplication and division.

In your case you have to subtract x from both sides of equation in order to get rid of it on the left side:
x+2y-x=8-x
2y=8-x

But it's easier to remember that if you want to move some member of equation to other side, you just have to change it's sign. Let's practice a bit using your equation (I have added "plus" signs where they are usually omitted to better understend what's going on):
+x+2y=+8

Move 2y to the right side:
+x=+8-2y

Move 8 to the left side:
+x+2y-8=0

Move both x and 2y to the right side:
0=8-x-2y
8 0
3 years ago
M – 7 < 6. is it m<13?
d1i1m1o1n [39]
Yes, you're correct
6 0
3 years ago
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