Solve the quadratic equation. Write the answer in simplest form.5t2 = 4
A. 
B. 
C. 
D. 
Answer: A
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Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Correct B. Incorrect; should be 951 C. Incorrect; should be 950 R26 D. Incorrect; should be 950 R22
Express the number in decimal notation.4.14 × 10-4
A. 0.0000414 B. -414,000 C. 0.000414 D. 0.00414
Complete the factoring.5x2 - 25x = 5x( )
A. x2 - 5 B. 5 - x C. 5 - x2 D. x - 5
Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false.
?
If 
gives rise to a (constrained) relative extremum of 
subject to the constraint 
, then , 
and 
, simultaneously.
?
A. Let 
and 
, then the point 
gives rise to a (constrained) relative extremum(minimum), 
and 
, so the statement is false.
B. Let 
and 
, then the point 
gives rise to a (constrained) relative extremum(minimum), 
and 
, so the statement is true.