Simplify the algebraic expression.12(6x + 4) - 3
A. 72x + 45
B. 18x + 13
C. 72x + 1
D. 72x + 12
Answer: A
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Solve the problem.The area of a trapezoid is 72 square feet. If its two bases are 7 and 11 feet, find its height.
A. 4 ft B. 1.5 ft C. 16 ft D. 8 ft
Solve the problem.The rectangular court shown in the figure requires 324 feet of fence. Once side of the court is against a building and needs no fence. What dimensions give the largest area?
A. 162 ft by 162 ft B. 40.5 ft by 81 ft C. 81 ft by 162 ft D. 81 ft by 81 ft
Find an angle between 0 and 2? that is coterminal with each angle given.
Sketch the graph of the quadratic function. Give the vertex and axis of symmetry.f(x) = 3(x + 2)2 - 5
A. vertex: (-2, -5)
axis of symmetry: x = -2
B. vertex: (-5, -2)
axis of symmetry: x = -5
C. vertex: (5, 2)
axis of symmetry: x = 5
D. vertex: (2, -5)
axis of symmetry: x = 2