Solve the problem.A painter leans a ladder against one wall of a house. The ladder is 27 ft long. The base of the ladder is 20 ft from the house. How high is the wall? Round approximations to the nearest tenth. 
20 ft
A. 23.5 ft
B. 164.5 ft
C. 9.1 ft
D. 18.1 ft
Answer: D
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State the degree and leading coefficient of the polynomial function.f(x) = 5(x + 2)(x4 - 2)
A. Degree: 5; leading coefficient: 5 B. Degree: 4; leading coefficient: 5 C. Degree: 4; leading coefficient: 1 D. Degree: 5; leading coefficient: -5
Provide an appropriate response.Assume that the events A1, A2, . . . , An are mutually exclusive events whose union is the sample space, and that B is an event that has occurred. Use Bayes' theorem to write an equation for 
What will be an ideal response?
Perform the indicated operation and simplify. Write the result in the form a + bi.(1 + 5i)2
A. -24 + 10i B. 1 + 10i + 25i2 C. 26 + 10i D. -24 + 0i
Write the binomial expansion of the expression.(4x - 1)5
A. (16x2 - 8x + 1)5 B. 1024x5 - 1280x4 + 640x3 - 160x2 + 20x - 1 C. 1024x5 + 20x4 - 160x3 - 160x2 + 20x - 1 D. 1024x5 - 256x4 + 64x3 - 16x2 + 4x - 1