Solve the problem.A bacterial culture has an initial population of 10,000. If its population declines to 4000 in 4 hours, when will its population be 2530? Assume that the population decreases according to the exponential model.
A. after 6 hours
B. after 9 hours
C. after 5 hours
D. after 7 hours
Answer: A
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Provide an appropriate response.The formula for volume of a solid rectangular figure is V = lwh (length × width × height). If the volume of a mailing container must be 360 in.3, its length 12 in. and width 6 in., what must its height be?
Fill in the blank(s) with the appropriate word(s).
Refer to the equation 3x- 2y = -6. Write the equation in slope-intercept form.
What will be an ideal response?
Translate the algebraic expression to a word phrase.
What will be an ideal response?
Use Descartes' Rule of Signs to determine the possible number of positive and negative zeros of 
.
A. 3 positive reals or 1 positive real; 3 negative reals or 1 negative real B. 3 positive reals or 1 positive real; no negative reals C. 0 positive real; 3 negative reals or 1 negative real D. 1 positive real; 3 negative reals or 1 negative real E. no positive reals; no negative reals