Determine whether the equation is a function.x = y2
A. function
B. not a function
Answer: B
Mathematics
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Solve the equation by factoring.x2 - x - 56 = 0
A. x = -7 or x = 8 B. x = 8 C. x = -8 or x = 7 D. x = -8
Mathematics
Multiply.(x - 7)(x2 + 7x - 9)
A. x3 - 14x2 - 58x + 63 B. x3 + 14x2 + 58x - 63 C. x3 + 40x - 63 D. x3 - 58x + 63
Mathematics
Solve the problem. Round your answer, if appropriate.Suppose that the accompanying table shows the velocity of a car every second for 8 seconds. Use Simpson's rule to approximate the distance traveled by the car in the 8 seconds.
A. 168.33 feet B. 169.50 feet C. 126.00 feet D. 170.33 feet
Mathematics
Solve.Find the measures of the supplementary angles.
A. 96.25° and 83.75° B. 101.25° and 78.75° C. 202.5° and 157.5° D. 50.63° and 39.38°
Mathematics