Use the square root property to solve the quadratic equation.3x2 - 6 = 0
A. ± 
B. ± 
C. ± 
D. 
Answer: B
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Provide an appropriate response.Prove that 
cos t = cos c for c ? 0. You may assume that 
sin t = 0 and 
cos t = 1.[Hint: let h = t - c and find 
cos(c + h) ]
What will be an ideal response?
Solve the problem.The quadratic function 
models the median, or average, age, y, at which U.S. men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for that year? (Round to the nearest tenth.)
A. 1936, 49.6 years old B. 1958, 23.6 years old C. 1953, 36 years old D. 1958, 49.6 years old
Write the whole number in word form.135,060
A. Thirteen thousand, five hundred sixty B. One hundred thirty-five thousand, sixty C. Thirteen thousand, five hundred six D. One million, thirty-five thousand, sixty
Translate the phrase to an algebraic expression.The quotient of x divided by eight
A. 8 - x
B. 
C. 8 + x
D. 8x