In the expression 3x + 4:
a. What is the literal term?
b. What are the real numbers?
a. x
b. 3, 4
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Multiply.
A. 2600 B. 3700 C. 1700 D. 2700
Find anand a6 for the following arithmetic sequence.a1 = x, a2 = 3x - 4
A. an = x + (2x - 4)(n - 1); a6 = 11x - 20 B. an = x + (4x - 4)(n - 1); a6 = 11x + 20 C. an = x + (3x - 4)(n - 1); a6 = 15x - 4 D. an = x + (2x + 4)(n - 1); a6 = 19x - 20
Solve the problem.The population of a city has varied considerably in recent years. The data in the table relates the population P to time t, in years. Use a quadratic function fitted to the data to predict the population in year 10. 
A. 81,202 B. 48,431 C. 58,964 D. 119,000
Factor the trinomials that are perfect-square trinomials. If it is not a perfect square, respond "not a perfect square."x2 - 12x + 144
A. (x + 12)(x - 12) B. not a perfect square C. (x + 12)2 D. (x - 12)2