Evaluate the radical expression if it is a real number. Use a calculator to approximate irrational numbers to the nearest hundredth. If the expression is not a real number, so state.
A. 28.6
B. 2.71
C. 2.7
D. not a real number
Answer: C
Mathematics
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Solve.7x2 + 3 = 1186
A. 13 B. ±14 C. ±13 D. 593
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Provide an appropriate response.Under what conditions must the inequality symbol be reversed when solving an inequality?
What will be an ideal response?
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Use mathematical symbols to translate the phrase. Use x to represent the unknown number. If there are two unknown numbers, use x and y to represent the numbers.9 less than a number
A. 
B. x - 9
C. 9 - x
D. x - (-9)
Mathematics
Find a formula for the nth term of the sequence.The sequence 0, 2, 0, 2, 0, . . . (alternating 0's and 2's)
A. an = 1 + (-1)n+1 B. an = 1 + (-1)n C. an = 1 + (-1)n-1 D. an = 1 - (-1)n
Mathematics