The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
At what time was the temperature its lowest?
A. 4 p.m.
B. 1 p.m.
C. 9 a.m.
D. 6 p.m.
Answer: C
Mathematics
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A. 0.11% B. 11% C. 1.1% D. 0.0011%
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Use the discriminant to determine the number and nature of the solutions to the quadratic equation. Do not solve the equation.x2 + 2x - 8 = 0
A. exactly one real solution B. two nonreal solutions C. two real solutions
Mathematics
Factor completely. If the polynomial is prime, so state.3x3 + 17x2 + 20x
A. x(3x + 4)(x + 5) B. x(x + 4)(3x + 5) C. 3x(x + 4)(x + 5) D. prime
Mathematics
Solve the inequality algebraically. Write the solution in interval notation.
? 6
A. (-8, 4) B. (-8, 4] C. [-8, 4] D. [-8, 4)
Mathematics