Determine whether the equation defines y as a function of x.y = -2x2 + 7x + 2
A. Yes
B. No
Answer: A
Mathematics
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Solve.A prime number is an emirp if it becomes a different prime number when its digits are reversed. Determine whether or not the prime number 41 is an emirp.
A. Yes B. No
Mathematics
Solve the problem.A green jacket has an original price of $93.20 and is discounted by $48.93. What is the discount rate? Round your answer to the nearest tenth, if necessary.
A. 52.5% B. 25% C. 54.5% D. 53.5%
Mathematics
Multiply.(z - 4)(z - 3)
A. 2z + 12 B. 2z2 - 12 C. z2 - 7z + 12 D. z2 + 7z - 12
Mathematics
Refer to the figure in which 
? 
and 
? 
. 
If CD = 12 m and AB = 25 m, find AD. (a) 16m (b) 20m (c) 24m (d) 50m
Mathematics