Solve the quadratic equation by completing the square.5x2 + 15x = - 10
A. x = - 
, x = 
B. x = - 2, x = - 1
C. No real solution
D. x = 1, x = 2
Answer: B
Mathematics
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Find an equation for the rational function graph.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
Graph the equation using your graphing calculator in polar mode.
?
?
A. ?
B. ?
?
C. ?
?
D. ?
?
E. ?
?
Mathematics
Graph the linear equation. Give the x- and y-intercepts.2x + y = -4
A. x-intercept: (2, 0); y-intercept: (0, -4)
B. x-intercept: (2, 0); y-intercept: (0, 4)
C. x-intercept: (- 2, 0); y-intercept: (0, -4)
D. x-intercept: (-4, 0); y-intercept: (0, - 2)
Mathematics
Solve by completing the square.z2 + 18z = -66
A. {9 + 
}
B. {-18 + 
}
C. {9 ± 
}
D. {-9 ± 
}
Mathematics