Evaluate as requested.Evaluate the polynomial x2+ 2y2- 3xy for x = 2 and y = 5.
A. 54
B. 84
C. -6
D. 24
Answer: D
Mathematics
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Write the whole number in expanded form.70,340
A. 70,000 + 3000 + 40 B. 70,000 + 300 + 40 C. 7000 + 300 + 4 D. 7000 + 30 + 4
Mathematics
For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Mathematics
Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.
, 
, 
, 
, 
, . . .
A. yes, 
B. no
C. yes, 
D. yes, 2
Mathematics
The circle graph shows the results of the student council presidential election and the percent of the vote each person received.
What percent of the votes did Matt and Ann receive together?
A. 25% B. 60% C. 15% D. 40%
Mathematics