Solve.Dawn plans to plant a flower garden in the front of her house, where she can fit a garden that is 6 feet wide. The bag of wildflower mix she purchased claims it will luxuriously carpet an area of no more than 54 square feet. What are the possible dimensions for the depth of Dawn's garden, so that it will be covered with wildflowers?
A. at most 9 feet
B. at most 10 feet
C. at least 10 feet
D. at least 9 feet
Answer: A
Mathematics
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Solve.How long will it take for the population of a certain country to double if its annual growth rate is 3.4%? Round to the nearest year. Use the exponential growth model P(t) = P0ekt.
A. 1 yr B. 59 yr C. 20 yr D. 9 yr
Mathematics
Solve by completing the square. If the equation has no real solutions, write "no real-number solutions."x2 - 7 = -8x
A. 4 + 
B. -4 ± 1
C. no real-number solutions
D. -4 ± 
Mathematics
Find the exact value of the expression.tan 345°
A. 
B. 2 + 
C. -2 - 
D. 
Mathematics
Simplify the expression. Write with only positive exponents. Assume that variables represent positive real numbers.z-2/5z3/5
A. z1/5 B. z6/5 C. z-1/5 D. z5/6
Mathematics