Write the quadratic function in the form y = a(x - h)2 + k.y = x2 + 10x + 18
A. y = (x + 5)2 + 7
B. y = (x + 5)2 - 7
C. y = (x - 5)2 - 7
D. y = (x - 5)2 + 7
Answer: B
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Solve.One end of a wire is attached to the top of a 10-foot pole and the other end is anchored into the ground 5 feet from the base of the pole. Find the length of the wire, rounded to the nearest tenth.
5 feet
A. 15 ft B. 15.5 ft C. 11.7 ft D. 11.2 ft
Solve the problem.Find the perimeter of the polygon with the following vertices. Round to the nearest hundredth. A(-4, -5), B(0, 5), C(5, 4), D(3, -3)
A. 33.92 B. 19.66 C. 30.43 D. 37.71
Solve the problem.The supply function for a certain car is given by p = 31(3q) cars, where p dollars is the price per car and q is the quantity of cars, in thousands, supplied at that price. What quantity will be supplied if the price is $67,797 per car?
A. 7 thousand cars B. 6 thousand cars C. 9 thousand cars D. 8 thousand cars
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
What temperature was recorded at 4 p.m.?
A. 76°F B. 77°F C. 74°F D. 78°F