The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
What temperature was recorded at 12 p.m.?
A. 75°F
B. 77°F
C. 78°F
D. 79°F
Answer: B
Mathematics
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Sketch a sample of vectors for the given vector field F.F(x, y, z) = 0i + yj + 2k
What will be an ideal response?
Mathematics
Find the equation of a circle satisfying the given conditions.Center: (6, 0); radius: 7
A. x2 + (y + 6)2 = 7 B. (x - 6)2 + y2 = 49 C. x2 + (y - 6)2 = 7 D. (x + 6)2 + y2 = 49
Mathematics
Factor the trinomial.8y2 + 18y + 9
A. (4y - 3)(2y - 3) B. (8y + 3)(y + 3) C. (8y + 1)(y - 9) D. (4y + 3)(2y + 3)
Mathematics
Solve the equation by completing the square.x2 + 10x - 19 = 0
A. { ± 2
}
B. {-5 ± 2
}
C. {2
± 5}
D. {-5 ± 2
}
Mathematics