Write the sentence as an equation. Use x to represent "a number."Four times a number is equal to 36.
A. 
= 36
B. 4x = 36
C. 4 + x = 36
D. x4 = 36
Answer: B
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Use the factor theorem to determine whether the first quantity is a factor of the second quantity.3x4 - 28x2 + 9, x - 3
A. No B. Yes
Provide an appropriate response.Solve for x: 2x = 
A. x = -7 B. x = 0 C. x = -8 D. x = 7
Determine if the sequence is decreasing or nondecreasing and if it is bounded or unbounded from above.an = 
A. Decreasing; unbounded B. Decreasing; bounded C. Nondecreasing; unbounded D. Nondecreasing; bounded
Solve the problem.The logistic growth function f(t) = 
models the number of people who have become ill with a particular infection t weeks after its initial outbreak in a particular community. How many people were ill after 4 weeks?
A. 39,000 people B. 39,650 people C. 26,271 people D. 240 people