Solve using the quadratic formula.x2 + 4x - 77 = 0
A. -11, 7
B. 11, -7
C. -11, 1
D. 11, 7
Answer: A
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Solve the problem.The side of an equilateral triangle is 
shorter than the side of a square. The perimeter of the square is 
more than the perimeter of the triangle. Find the length of a side of the triangle.
A. 13 inches B. 15 inches C. 16 inches D. 18 inches
Use the information given in the figure.
How many are in A and B and C?
A. 81 B. 9 C. 72 D. 3
Perform the indicated operations. Write the resulting polynomial in standard form.(5x - y)2
A. 25x2 - 5xy + y2 B. 25x2 + y2 C. 25x2 - 10xy + y2 D. 25x2 - 10xy - 2y2
Use synthetic division to show that the number given to the right of the equation is a solution of the equation, then solve the polynomial equation.6x3 + 3x2 - 15x + 6 = 0; 1
A. 
B. 
C. 
D. 