Multiply.(3x2 + 4x + 5)(x2 + 3x - 1)
A. 3x4 + 9x3 + 9x2 + 11x - 5
B. 3x4 + 13x3 + 9x2 + 11x - 5
C. 3x4 + 13x3 + 14x2 + 11x - 5
D. 3x4 + 9x3 + 14x2 + 11x - 5
Answer: C
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Provide an appropriate response.The region shown here is to be revolved about the y-axis to generate a solid. Which of the methods (disk, washer, shell) could you use to find the volume of the solid? How many integrals would be required in each case?
y = 4x- x2
What will be an ideal response?
Solve the initial value problem.Differential Equation: 
= (3 sec 3t tan 3t) i + 
j + t2kInitial Condition: r(0) = 9i + 
j - 5k
A. r(t) = (sec 3t + 8)i - 
j + 
k
B. r(t) = (csc 3t + 8)i + 
j + (t3 - 5)k
C. r(t) = (csc 3t + 8)i + 
j + 
k
D. r(t) = (sec 3t + 8)i + 
j + 
k
Solve the problem.Of the 762 people polled about gardening, 254 replied that they plant a garden. What fractional part of those polled, expressed in lowest terms, plant a garden?
A. 
B. 
C. 
D. 
Simplify each side of the equation and then solve. Check your solution.5x - 11x = 72 - 18
A. -6 B. 9 C. -9 D. 6