Examine the discriminant of each equation and determine the nature of the roots.x2 + 3x - 7 = 0
A. One real solution
B. Two real solutions
C. No real solutions
Answer: B
Mathematics
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Use the Distributive Property to remove the parentheses.7(2x + 2 + y)
A. 14x + 14 + y B. 14x + 2 + 7y C. 14x + 14 + 7y D. 14x + 2 + y
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Define the function 
at 0 so as to make it continuous at 0.
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Approximate the value using a calculator. Round your answer to three decimal places.e4.69
A. 66.748 B. 12.749 C. 15.154 D. 108.853
Mathematics
Find all the critical numbers of the function.
g(x) = 7x + sin (7x)
Mathematics