Solve the quadratic equation.3x2 - 27x + 60 = 0
A. 4, 5
B. 0, 4
C. 3, 4
D. -4, -5
Answer: A
Mathematics
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Simplify the complex rational expression.
A. 
B. 5s + 3t
C. 3s + 5t
D. 
Mathematics
Find the circumference and area of a circle having the given diameter or radius. Use 3.14 for ?. Round your results to the nearest tenth.r = 1.55 yd
A. 4.9 yd; 30.2 yd2 B. 9.7 yd; 9.7 yd2 C. 9.7 yd; 7.5 yd2 D. 4.9 yd; 19.5 yd2
Mathematics
Simplify the expression.4(3x - 5) + 5x
A. 17x + 20 B. 17x - 20 C. 7x - 20 D. 7x + 20
Mathematics
Find the focus and directrix of the parabola.x = 3y2
A. F: 
; D: x = - 
B. F: 
; D: x = - 
C. F: 
; D: x = 
D. F: 
; D: y = - 
Mathematics