Solve the equations.y2 = 15
A. 225
B. 7.5
C. 
D. ±
Answer: D
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
Express as a single logarithm and, if possible, simplify.
ln 
- ln 6
A. ln 
B. ln 
C. ln 6
D. ln 
Mathematics
Solve the inequality symbolically. Express the solution set in interval notation.-10 + 10y + 10 ? 9y - 3
A. (-?, 10) B. [-3, ?) C. (-?, -3] D. (10, ?)
Mathematics
Solve the problem.Matthew has $5600 invested in the stock market. This amounts to 20% of his total savings. How much has Matthew saved?
A. $280,000 B. $28,010 C. $28,000 D. $28,100
Mathematics