Find the product.12b6(-11b6 - 3b5 - 9)

A. -132b12 - 36b11 - 108b6
B. -132b12 - 3b5 - 9
C. -132b6 - 36b5 - 108
D. -132b12 - 36b11 - 9


Answer: A

Mathematics

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Solve by using the square root property.x2 + 343 = 0

A. - 7, 7 
B. - 14i, 14i 
C. - 7i, 7i 
D. - i, i 

Mathematics

Provide an appropriate response.Given the transition matrix:    A B C DP =   P4 =   Find the probability of going from state A to state D in four trials.

A. 0.0396 B. 0.0144 C. 0 D. 0.3518

Mathematics

Use the coordinates of the vertex to solve the problem. Round your answer to the nearest tenth, if necessary.An arrow is fired into the air with an initial velocity of 96 feet per second. The formula  models the arrow's height above the ground, y, in feet, x seconds after it was shot into the air. When does the arrow reach its maximum height? What is that height?

A. 6 seconds; 432 feet B. 6 seconds; 240 feet C. 3 seconds; 48 feet D. 3 seconds; 144 feet

Mathematics

Find the focus and directrix of the parabola.x2 = 8y

A. F: (2, 0); D: x = 2 B. F: (0, 2); D: y = -2 C. F: (0, -2); D: x = - 2 D. F: (2, 0); D: y = 2

Mathematics