Identify the expression as a polynomial or not a polynomial.5x4 + 5x3 - 7
A. Polynomial
B. Not a polynomial
Answer: A
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Subtract using a vertical format.(4a2 + 4a + 6) - (7a2 - 8)
A. -3a2 + 4a + 14 B. 11a2 + 12a + 6 C. 11a2 + 4a - 2 D. -3a2 + 12a + 6
Find an antiderivative of the given function.- 
csc2 
A. -4 cot 
B. - 
cot 
C. 4 cot 
D. - 
csc 2 
cot 
Translate the statement into an equation. Let the unknown number be represented by x. Then solve the equation for the unknown number.The quotient of some number and 25 is 40.
A. 25x = 40; x = 
B. x + 25 = 40; x = 15
C. 
= 40; x = 1000
D. 
= 25; x = 1000
Solve the problem.The outfield wall in a baseball park is in the shape of a quarter circle. If the radius of the circle is 7 feet, how long is the wall? Use 3.14 for ?. Round your answer to the nearest tenth.
A. 5.5 ft B. 22.0 ft C. 9.0 ft D. 11.0 ft