Perform the following operation.
?
?
A. 20
B. -30
C. 5
D. -15
E. 15
Answer: A
Mathematics
You might also like to view...
Graph the parabola.x = -4y2
A. 
B. 
C. 
D. 
Mathematics
Simplify.
A. -1 B. 1 C. -i D. i
Mathematics
Find the probability.A bag contains 6 cherry, 3 orange, and 2 lemon candies. You reach in and take 3 pieces of candy at random. What is the probability that you have at least 2 orange candies? Round to the nearest ten-thousandth.
A. 0.4909 B. 0.5758 C. 0.1515 D. 0.3362
Mathematics
Provide an appropriate response.Exactly how many of the following equations are guaranteed to be equivalent to x2 - 2x = 3?I.x(x - 2) = 3II.x - 2 = 3III. x3 - 2x2 = 3xIV. x2 - 2x + 3 = 0
A. one B. two C. three D. all E. none
Mathematics