Write the number in simplest form, without a negative radicand.
A. i
B. i
C. 4i
D. i
Answer: A
Mathematics
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Solve the equation by applying the rules for rewriting equations.1 - 3x = 8x + 3
A. 
B. - 
C. - 
D. 
Mathematics
Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 3, u '(1) = -5, v(1) = 6, v '(1) = -3.
(3v - u) at x = 1
A. 21 B. -4 C. 15 D. -14
Mathematics
Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62 B. 0.26 C. 0.22 D. 0.50
Mathematics
Use the power rules to simplify the expression. Use positive exponents to write the answer.
-4
A. 
B. 
C. 
D. 
Mathematics