Evaluate the polynomial.x2 + 3y2 + 2xy for x = 6 and y = 1
A. 57
B. 48
C. 39
D. 51
Answer: D
Mathematics
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Perform the operation indicated. Simplify.
- 
A. 
B. 
C. 5
D. 1
Mathematics
Use reference angles to find the exact value of the expression. Do not use a calculator.tan 
A. 
B. 
C. -
D. - 
Mathematics
Determine whether the three points are collinear.(8, -4), (-5, 8), (1, 1)
A. Yes B. No
Mathematics
Find the inverse of the matrix (if it exists).
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics