Solve using the quadratic formula. If the equation has no real solutions, write "no real-number solutions."5x2 - 40x + 75 = 0
A. -3, -5
B. 3, 5
C. 0, 3
D. no real-number solutions
Answer: B
Mathematics
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Use one of the following distance formulas to answer the question. d = r ? t
r = 
t = 
If Mario averages 47 miles per hour on his trip, how far will he be able to travel in 12 hours?
A. 1128 miles B. 564 miles C. 589 miles D. 5640 miles
Mathematics
Determine whether the given function is exponential or not. If it is exponential, identify the value of the base a.
A. Exponential; a = 
B. Exponential; a = 
C. Exponential; a = 10
D. Not exponential
Mathematics
Factor completely.3x2 - 3x - 18
A. 3(x + 2)(x - 3) B. prime C. 3(x - 2)(x + 3) D. (3x + 6)(x - 3)
Mathematics
Compute, rounding to the nearest tenth.612 ÷ 24.0
A. 26.5 B. 25.5 C. 2.6 D. 255.0
Mathematics