Find all solutions to the following equation.
a. x = -9
b. 
c. x = 9i
d. 
e. 
b.
Mathematics
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Express the number in scientific notation.2500
A. 2.5 × 10-2 B. 2.5 × 10-3 C. 2.5 × 103 D. 2.5 × 102
Mathematics
Solve this equation.-9d = 0
A. d = -9 B. d = 1 C. d = 9 D. d = 0
Mathematics
Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: -2, -5, 5; degree 3
A. f(x) = x3 - 25x - 2x2 + 50 B. f(x) = x3 + 25x - 2x2 - 50 C. f(x) = x3 + 25x + 2x2 + 50 D. f(x) = x3 - 25x + 2x2 - 50
Mathematics
Solve the problem.The following data represents the Olympic winning time in Women's 100 m Freestyle. 
Using the line of best fit (with slope correct to 5 decimal places) for the data set, predict the Olympic winning time in 2016.
Fill in the blank(s) with the appropriate word(s).
Mathematics