Determine whether the function is one-to-one.f(x) = 
A. One-to-one
B. Not one-to-one
Answer: B
Mathematics
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Find the intercepts for the ellipse, rounded to four decimal places.
+ 
= 1
A. (4.1231, 0), (0, 4.5826) B. (±4.1231, 0), (0, ±4.5826) C. (4.5826, 0), (0, 4.1231) D. (±4.5826, 0), (0, ±4.1231)
Mathematics
Write the expression in the standard form a + bi.If z = 2 - 7i, evaluate 5
.
A. 2 - 35i B. 10 + 35i C. 10 - 35i D. 10i - 7i
Mathematics
Determine whether the power function is even, odd, or neither.f(x) = -x-12
A. Even B. Neither C. Odd
Mathematics
Solve.Ms. Lembke was not able to sell her house for $130,000, so she lowered the price to 
. What was the percent of decrease?
A. 7.7% B. 92.3% C. 1200% D. 8.3%
Mathematics