Find an equation for the line tangent to given curve at the given value of x.y = x3 - 9x + 4; x = 3
A. y = 18x - 50
B. y = 22x - 50
C. y = 18x + 4
D. y = 4
Answer: A
Mathematics
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Write the series in summation notation. Use the index i and let i begin at 1 in each summation.
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B. 
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The area of the polygon is given. Write a polynomial that represents the missing length. 
A. 3 + 2x2 B. 3x + 2x2 C. x + 2x2 D. 6x + 6x3
Mathematics
Provide an appropriate response.The mail carrier brings you six bills for $11 each. Are you richer or poorer? by how much?
A. Poorer by $220; 6 ? (-11) = -220 B. Poorer by $66; 6 ? (-11) = -66 C. Richer by $66; 6 ? 11 = 66 D. Richer by $220; 6 ? 11 = 220
Mathematics
Multiply or divide as indicated. Write the answer in lowest terms.
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A. 
B. 
C. 
D. 
Mathematics