Provide an appropriate response.If the graphs of a system of two equations are both circles, what are the possible numbers of solutions with real coordinates of this system?
What will be an ideal response?
0, 1, 2, infinitely many
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Provide an appropriate response.Solve the equation: 2x2 - 3x = 0
A. x = 0, 
B. x = 1.5
C. x = 0, 3
D. x = 0, -1.5
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = -7(x - 5)2 - 8
A. (5, -8) B. (-5, -8) C. (-7, -5) D. (-8, 5)
Express the indicated roots of unity in standard form a + bi.Seventh roots of unity
A. 1 + 0i
cos 
+ i sin 
? 0.62 + 0.78 i
cos 
+ i sin 
? - 0.22 + 0.97 i
cos 
+ i sin 
? - 0.90 + 0.43 i
cos 
+ i sin 
? - 0.90 - 0.43 i
cos 
+ i sin 
? - 0.22 - 0.97 i
cos 
+ i sin 
? 0.62 - 0.78 i
0 - i
B. 1 + 0i
cos 
+ i sin 
? 0.90 + 0.43 i
cos 
+ i sin 
? 0.62 + 0.78 i
cos 
+ i sin 
? 0.22 + 0.97 i
cos 
+ i sin 
? - 0.22 + 0.97 i
cos 
+ i sin 
? - 0.62 + 0.78 i
cos 
+ i sin 
? - 0.90 + 0.43 i
C. 1 + 0i
cos 
+ i sin 
? 0.62 + 0.78 i
cos 
+ i sin 
? - 0.22 + 0.97 i
cos 
+ i sin 
? - 0.90 + 0.43 i
cos 
+ i sin 
? - 0.90 - 0.43 i
cos 
+ i sin 
? - 0.22 - 0.97 i
cos 
+ i sin 
? 0.62 - 0.78 i
D. 1 + 0i
cos 
+ i sin 
? 0.62 + 0.78 i
cos 
+ i sin 
? - 0.22 + 0.97 i
cos 
+ i sin 
? - 0.90 + 0.43 i
cos 
+ i sin 
? - 0.90 - 0.43 i
cos 
+ i sin 
? - 0.22 - 0.97 i
1 - i
Add the polynomials.(2a5 + 8a2) + (9a5 + 6a2)
A. 25a14 B. 11a10 + 14a4 C. 11a5 + 14a2 D. 25a7