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marin [14]
2 years ago
13

The value 5pi/4 is a solution for the equation 3root2 sing0 + 2 = -1. Ture or false

Mathematics
1 answer:
Finger [1]2 years ago
8 0

Answer: FALSE

Step-by-step explanation: Ap3x

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Solve by completing the square: +12x-13=0
max2010maxim [7]

Answer:

Simplified :

x = 13/12

(Mixed number) :

x = 1 1/12

Step-by-step explanation:

5 0
2 years ago
Let f(x) = 3x2 - 6x + 2. Find f(-2).<br><br> A) 20 <br><br> B) 22<br><br> C) 24<br><br> D) 26
Nadusha1986 [10]

Answer:

D) 26

Step-by-step explanation:

f(x) = 3x^2 - 6x + 2

Let x = -2

f(-2) = 3(-2)^2 - 6(-2) + 2

      =3(4) +12+2

      = 12 +12+2

     =26

8 0
3 years ago
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WAaAa im very confused, help
algol [13]

Answer:

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7 0
2 years ago
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Is the given point interior, exterior, or on the circle (x + 2)2 + (y - 3)2 = 81? R(6, 3)
ElenaW [278]
Hello : 
<span>(x + 2)² + (y-3)² = 9²
the center is : R(3 , 0 ) and radius   r = 9 
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</span>the  point D  is on the exterior if :  RD > 9
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4 0
3 years ago
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Given that 6x – 5y = 14<br>Find x when y = 2​
Sloan [31]

Answer:

x = 4

Step-by-step explanation:

Given

6x - 5y = 14 ← substitute y = 2 into the equation

6x - 5(2) = 14

6x - 10 = 14 ( add 10 to both sides )

6x = 24 ( divide both sides by 6 )

x = 4

4 0
2 years ago
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