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Tcecarenko [31]
3 years ago
15

Is f(x)=square root of x^2 - 9 an even function

Mathematics
1 answer:
Fudgin [204]3 years ago
3 0

Answer:

yes

Step-by-step explanation:

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Please help me ASAP, I NEED UR HELP?​
torisob [31]

Answer:

3) yes, it is in the shaded region

4) no, it lies on a less-than line

5) yes, it lies on a greater-than-or-equal-to line

6) no, it isnt in the shaded region

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Solve the equation for x, where x is a real number (5 points): <br> -5x^2 + 7x + 41 = 32
wel
Subtract 32 to both sides to the equation becomes -5x^2 + 7x + 9 = 0.

To solve this equation, we can use the quadratic formula. The quadratic formula solves equations of the form ax^2 + bx + c = 0
                   x = [ -b ± √(b^2 - 4ac) ] / (2a)
                   x = [ -7 ± √(7^2 - 4(-5)(9)) ] / ( 2(-5) )
                   x = [ -7 ± √(49 - (-180) ) ] / ( -10 )
                   x = [ -7 ± √(229) ] / ( -10)
                   x = [ -7 ± sqrt(229) ] / ( -10 )
                   x = 7/10 ± -sqrt(229)/10
The answers are 7/10 + sqrt(229)/10 and 7/10 - sqrt(229)/10.
6 0
4 years ago
Describe the transformation f(x)=-2x-4;r(x)=(1/2x)
Evgesh-ka [11]
F(x) is a Virtical stretch that is reflected over the y axis moved 4 to the right

R(x) is a Horrizontal shrink


4 0
3 years ago
Someone please helppp.....
Alecsey [184]

I believe that the answer would be B) y = x + 19

3 0
3 years ago
Read 2 more answers
A tank is 4 feet long, 6 feet wide and 10 feet<br> tall. How much water can that tank hold?
prohojiy [21]

Answer:

Volume = 240 feet³

Step-by-step explanation:

We'll find it's volume

Volume = Lenth *Width*Height

<u><em>Where Length = 4, Width = 6, Height = 10</em></u>

Volume = 4 * 6 * 10

Volume = 240 feet³

4 0
3 years ago
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