The monthly charge for lawn service increased from $53 to $92. Find the increase in the monthly charge.
A. $39
B. $53
C. $92
D. $145
Answer: A
Mathematics
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The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. Use the graph to answer the question.
At what time was the temperature the lowest?
A. 10 a.m. B. 1 p.m. C. 9 a.m. D. 6 p.m.
Mathematics
Find the angle between u and v in radians.u = 2i + 10j + 8k, v = 10i + 4j + 3k
A. 1.28 B. 1.51 C. 0.62 D. 0.95
Mathematics
Determine whether the relation is a function.{(-3, -8), (-1, -8), (4, -3), (5, 1)}
A. No B. Yes
Mathematics
Solve the equation.x4 - 31x2 - 180 = 0
A. {- 
, 
, -6i, 6i}
B. {6, i
}
C. {-36, 5}
D. {-6, 6, -i
, i
}
Mathematics