Find the mistake, then find the correct answer. 4
= 
= x + 7 1
What will be an ideal response?
Mistake: Divided out a part of a multiterm polynomial.
Correct: Cannot reduce
Mathematics
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Find the exact value of y, or state that y is undefined.y = tan-1 (1)
A. 
B. 
C. 
D. 
Mathematics
Identify the equation as either linear or nonlinear by trying to write it in the form 
x3- 4x = 6x2- 3
+ 12
A. Linear B. Nonlinear
Mathematics
Find A-1, if it exists.A = 
A. 
B. 
C. Does not exist
D. 
Mathematics
Solve the inequality. Graph the solution set and write the solution set in interval notation.(x2 - 64)(x2 - 25) > 0
A. (-8, -5) ? (5, 8)
B. (-?, -8) ? (-5, 5) ? (8, ?)
C. [-8, -5] ? [5, 8]
D. (-?, -8] ? [-5, 5] ? [8, ?)
Mathematics