Solve the equation by using the square root property. Simplify all radicals.3x2 = 49
A. 
B. 
C. 
D. 
Answer: A
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Solve the quadratic equation using the zero product property.5(3 - x)(x - 4) = 0
A. {5, 3, 4} B. {-4, -3} C. {0, 3, 4} D. {3, 4}
Solve the problem.Mieko, who is 1.67 m tall, wishes to find the height of a tree. She walks 22.93 m from the base of the tree along the shadow of the tree until her head is in a position where the tip of her shadow exactly overlaps the end of the tree top's shadow. She is now 7.87 m from the end of the shadows. How tall is the tree? Round to the nearest hundredth.
A. 4.87 m B. 6.54 m C. 2.54 m D. 0.57 m
Write the equation in standard form for an ellipse centered at (h, k). Identify the center and the vertices.2x2 + 5y2 - 12x + 70y + 253 = 0
A. C(-3, 7); V(-3 ± 
, 7); 
+ 
= 1
B. C(3, -7); V(3 ± 
, -7); 
+ 
= 1
C. C(3, -7); V(3 ± 
, -7); 
+ 
= 1
D. C(-3, 7); V(-3 ± 
, 7); 
+ 
= 1
Add.-38 + (-32)
A. 6 B. -70 C. 70 D. -6