Write the number in scientific notation.0.000039519
A. 3.9519 × 10-5
B. 3.9519 × 105
C. 3.9519 × 10-4
D. 3.9519 × 104
Answer: A
Mathematics
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Evaluate the validity of the chain of conditionals.Premise: If I pay my bills on time, then my credit will be good.Premise: If my credit is good, then I will become a movie star.Conclusion: If I pay my bills on time, then I will become a movie star.
A. Valid B. Invalid
Mathematics
Find the focus and directrix of the parabola.- 
x2 = y
A. (0, -10); y = 10 B. (-20, 0); x = 10 C. (0, 10); y = -10 D. (0, -10); y = -10
Mathematics
Simplify.
A. -164 B. -82 C. 0 D. 82
Mathematics
Provide an appropriate response.Explain how the difference of two polynomials in x, both of degree 3, can be of degree 2.
What will be an ideal response?
Mathematics