Perform the indicated operations.(-2x3 - 5x2) - (-6x3 + 9x2 - 7)
A. -8x3 + 4x2 + 7
B. 4x3 - 14x2 - 7
C. -8x3 + 4x2 - 7
D. 4x3 - 14x2 + 7
Answer: D
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Perform the operation. Write the answer as a fraction in lowest terms.
+ 
A. 
B. 
C. 5
D. 
Solve. Write a mixed numeral for the answer.The population of the country where Ken lives is 1
times the population of the country where he was born. The population of the country where he lives is approximately 48,000,000. What is the approximate population of the country where he was born?
A. 28,500,000 B. 31,000,000 C. 29,000,000 D. 30,000,000
Graph the given function. Identify the vertex and the intercepts.y = - x2 - 6x - 9
A. Vertex: (-3, 0)
x-intercept: -3
y-intercept: -9
B. Vertex: (-3, 0)
x-intercept: -3
y-intercept: 9
C. Vertex: (3, 0)
x-intercept: 3
y-intercept: 9
D. Vertex: (3, 0)
x-intercept: 3
y-intercept: -9
Answer the question as instructed.Which of the following statements is true?
A. 8 < 4 B. 4 > 4 C. 8 > 4 D. 4 ? 4