Determine the number that can be used in place of the question mark to make the equation true.2? = 4
A. 1
B. -2
C. 
D. 2
Answer: D
Mathematics
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Graph the equation.25y2 - 9x2 = 225
A. 
B. 
C. 
D. 
Mathematics
Rewrite the expression using a determinant. Show all your work.ax2 + bx
What will be an ideal response?
Mathematics
Solve the inequality and graph. Express your answer in interval notation.-29 ? -4x - 1 ? -13
A. (-7, -3)
B. [3, 7]
C. [-7, -3]
D. (3, 7)
Mathematics
Use Descartes's Rule of Signs to determine the possible number of positive and negative real zeros for the given function.f(x) = x5 + x4 + x2 + x + 9
A. 0 positive zeros, 0 negative zeros B. 0 positive zeros, 2 or 0 negative zeros C. 0 positive zeros, 1 negative zero D. 0 positive zeros, 3 or 1 negative zeros
Mathematics