Estimate the answer to the problem.Each gallon of porch and deck paint covers 200 square feet. How many gallons are needed to cover 1557 square feet?
A. 7 gal
B. 8 gal
C. 6 gal
D. 9 gal
Answer: B
Mathematics
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An exponential function is a function that shows constant percentage change.
Answer the following statement true (T) or false (F)
Mathematics
Multiply. Write your answer in a + bi form.(3 - 4i)(2 - 5i)
A. 26 + 7i B. -14 + 23i C. 20i2 - 23i + 6 D. -14 - 23i
Mathematics
Use the properties of exponents to simplify the expression. Write with positive exponents.8x-2/5(x11/5 - 5x)
A. 8x-22/5 - 40x-2/5
B. 8x9/5 + 5x-2/5
C. 
- 
D. 8x9/5 - 40x3/5
Mathematics
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(-2.5, 2.2) 
A. increasing B. constant C. decreasing
Mathematics