Perform the indicated operations. Express your answer in standard form.Square 6y - 2.
A. 36y2 + 24y + 4
B. 36y2 - 24y + 4
C. 36y2 + 4
D. 12y2 + 4
Answer: B
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Solve.The population of a particular city is increasing at a rate proportional to its size. It follows the function P(t) = 1 + ke0.04t where k is a constant and t is the time in years. If the current population is 16,000, in how many years is the population expected to be 40,000? (Round to the nearest year.)
A. 10 yr B. 23 yr C. 128 yr D. 13 yr
Use the properties of logarithms to evaluate the expression.log 10-12
A. log -12 B. -12 C. 12 D. 12 log 10
Find an equation of the parabola described.Focus at (6, 0); directrix the line x = -6
A. x2 = 24y B. y2 = 6x C. y2 = 24x D. y2 = -24x
Find the x- and y-intercepts of the graph of the equation. 
+ 
= 2
A. x-intercept: 8; y-intercept: 4 B. x-intercept: 4; y-intercept: 12 C. x-intercept: 2; y-intercept: 6 D. x-intercept: 12; y-intercept: 4