Divide.(16y4 + 16y3 + 4y - 1) ÷ (4y2 + 1)

A. 4y2 - 4y + 1
B. 4y2 + 4y
C. 4y2 - 1
D. 4y2 + 4y - 1


Answer: D

Mathematics

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Solve the given differential equation (where the function is subject to the given conditions) by using Laplace transforms.y" - 16y = 20e5t, y = 5, y'  = 0

A. y = e-4t + e5t 
B. y = e-4t + e5t 
C. y = e4t + e-5t 
D. y = e-4t + e-5t 

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Solve. Remember to insert units when writing your answer.One box of cake mix weighs 2.365 kilograms, but 81 grams of this weight is the packaging. Find the actual weight (excluding packaging) of the cake mix in 3 boxes.

A. 7.095 kg B. 6.852 kg C. 4.665 kg D. 2.284 kg

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Write the rational exponent expression as an equivalent radical expression.(-5x)-1/5

A.
B. 5 
C.
D.

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Solve.Ms. Lembke was not able to sell her house for $130,000, so she lowered the price to . What was the percent of decrease?

A. 7.7% B. 92.3% C. 1200% D. 8.3%

Mathematics