Solve the equation by factoring.50x2 + 30x = 0
A. - 
B. 0
C. - 
, 0
D. - 
, 30
Answer: C
Mathematics
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Translate the statement into an inequality. Use x as the variable.You must be at least 49 inches tall to ride this roller coaster.
A. x ? 49 B. x ? 49 C. x > 49 D. x < 49
Mathematics
Evaluate
Mathematics
Solve and graph the solution set on a number line.
? 18
A. [-7, 5]
B. (-?, -7] ? [5, ?)
C. (-?, -9] ? [3, ?)
D. [-9, 3]
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3
A. - 3log3x
B. 9 - 
log3x
C. log3x - 3
D. 
log3x - 3
Mathematics