Solve the polynomial inequality. Express your solution on a number line using interval notation.x(x - 3)(x + 9)(x + 5) > 0
A. (-?, -9) ? (-5, 3)
B. (-9, -5) ? (0, 3)
C. (0, ?)
D. (-?, -9) ? (-5, 0) ? (3, ?)
Answer: D
Mathematics
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Let x represent the unknown, and write an equation for the sentence. Do not solve. When 
of a number is added to 24, the result is 33.
A. 
+ x = 33
B. 
x + 33
C. 
x + 24 = 33
D. 
x - 24 = 33
Mathematics
Write the vector v in terms of i and j whose magnitude 
and direction angle ? are given.
= 7, ? = 225°
A. v = - 
i - 
j
B. v = - 
i - 
j
C. v = - 
i - 
j
D. v = 
i + 
j
Mathematics
Write the equation as an equivalent exponential equation.ln(x) = -8
A. ln(-8) = x B. ex = -8 C. e-8 = x D. e8 = x
Mathematics
Provide an appropriate response.Explain the difference in subtracting like and unlike fractions. In which step does this difference occur?
What will be an ideal response?
Mathematics