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Natasha_Volkova [10]
4 years ago
5

Let f f be the function defined by f ( x ) = cos ⁡ ( π 2 x ) . f(x)=cos( 2 π ​ x). What is the average value of f f on the inter

val [ 1 3 , 7 3 ] [ 3 1 ​ , 3 7 ​ ] written in simplest form?
Mathematics
1 answer:
Marina CMI [18]4 years ago
6 0

Answer:

Is there an picture for this question

Step-by-step explanation:

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The square tile has an area of 324 square inches. What is the perimeter
solniwko [45]
Square root of 324 = 18 inches.

Perimeter = 18 inches x 4 = 72 inches.

18 times 4 because each side of square tile equals to 18 inches and there's 4 sides.

The answer is 72 inches.

Hope this helps.
6 0
3 years ago
Solve exponential equations<br><br><br> 5x − 2=625
coldgirl [10]

Answer:

<h2>x = 6</h2>

Step-by-step explanation:

5^{x-2}=625\\\\5^{x-2}=5^4\qquad(5^4=5\cdot5\cdot5\cdot5=625)\\\\5^{x-2}=5^4\Rightarrow x-2=4\qquad\text{add 2 to both sides}\\\\x-2+2=4+2\\\\x=6\\\\\text{check:}\\\\5^{6-2}=5^4=625\qquad\bold{CORRECT}

6 0
3 years ago
Ruby spends 1 1/4 hours a day practicing tye piano she practices 6 days a week how much time in all does ruby spend practicing t
iVinArrow [24]
Let’s turn 1 1/4 into a decimal. So Ruby spends 1.25 hours a day practicing. So all we have to do is multiply 1.25 times 6 days and that gives us 7.50 or 7 1/2 total hours for the week she practices piano.
4 0
3 years ago
Please help me it’s urgent
Aleks04 [339]

Answer:

Picture 1:( x-2.5)²+(y+5.5)²=225

Picture 2:( x-4)²+(y-1)²=25

Step-by-step explanation:

Use the rule: ( x-p)²+(y-q)² =r

( p,q)is the coordinate of the center of the circle

r is the radius of the circle

5 0
3 years ago
A wire runs from the top of a 24 foot telephone
weeeeeb [17]

Answer:35 degrees.

Step-by-step explanation:

The height of the pole is the opposite

5 0
3 years ago
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