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zlopas [31]
3 years ago
9

Expression is always equivalent to sin x when 0

Mathematics
1 answer:
Andrew [12]3 years ago
6 0
Cos(x-90) fits this question
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True or false: It is possible to spend your limit on a credit card.
LenaWriter [7]
It is posable to spend ur limit on ur credit card

4 0
4 years ago
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Consider the volume of a rectangular pyramid, one whose base is not square. Does changing one of the three variables (length, wi
user100 [1]

Let

L------> the length of the base of the pyramid

W-----> the width of the base of the pyramid

H-----> the height of the pyramid

V------> Volume of a rectangular pyramid


we know that

V=(1/3)*[L*W]*H

so

the three variables are going to have the same influence on the volume


example

case a) let's change the variable L (we reduce the variable by half)

L=(1/2)*L

the new volume is equal to

V new=(1/3)*[(L/2)*W]*H-----> V new=(1/2)*V

the new volume is half the original volume


case b) let's change the variable W (we reduce the variable by half)

W=(1/2)*W

the new volume is equal to

V new=(1/3)*[(W/2)*L]*H-----> V new=(1/2)*V

the new volume is half the original volume


case c) let's change the variable H (we reduce the variable by half)

H=(1/2)*H

the new volume is equal to

V new=(1/3)*[L*W]*H/2-----> V new=(1/2)*V

the new volume is half the original volume


therefore


the answer is

the three variables have the same influence on the volume

4 0
3 years ago
Read 2 more answers
I need help with this..... please help thank you
Papessa [141]

Answer:

option C is the correct answer because the continents used to be part of a larger supercontinent called Pangea and when the continents split the fossils went with it

4 0
3 years ago
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Jane is collecting stamps. He has 57 pages of stamps with an average of 30 stamps per page. If the average selling price of each
r-ruslan [8.4K]
First multiply 57 x 30, then 30 x .35, then Ta da you have your answer (which is 598.5) 
4 0
3 years ago
4C. Quintin is using the three different shaped
Sauron [17]

The smallest number of tiles Quintin will need in order to tile  his floor is 20

The given parameters;

  • number of different shapes of tiles available = 3
  • number of each shape = 5
  • area of each square shape tiles, A = 2000 cm²
  • length of the floor, L = 10 m = 1000 cm
  • width of the floor, W = 6 m = 600 cm

To find:

  • the smallest number of tiles Quintin will need in order to tile his floor

Among the three different shapes available, total area of one is calculated as;

A_{one \ square \ type} = 5 \times 2000 \ cm^2 = 10,000 \ cm^2

Area of the floor is calculated as;

A_{floor} = 1000 \ cm \times 600 \ cm = 600,000 \ cm^2

The maximum number tiles needed (this will be possible if only one shape type is used)

maximum \ number= \frac{Area \ of \ floor}{total \ area \ of \ one \ shape \ type} \\\\maximum \ number= \frac{600,000 \ cm^2}{10,000 \ cm^2} \\\\maximum \ number=  60

When all the three different shape types are used we can get the smallest number of tiles needed.

The minimum or smallest number of tiles needed (this will be possible if all the 3 different shapes are used)

3 \times \ smallest \ number  = 60\\\\smallest \ number = \frac{60}{3} \\\\smallest \ number = 20

Thus, the smallest number of tiles Quintin will need in order to tile  his floor is 20

Learn more here: brainly.com/question/13877427

3 0
3 years ago
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