Use a special product formula to simplify.(-2x - 3)2
A. 4x2 + 9
B. -2x2 + 9
C. 4x2 + 12x + 9
D. -2x2 + 12x + 9
Answer: C
Mathematics
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Provide an appropriate response.Solve the system of equations using the substitution method:2x + 3y = 13x - 4y = 27
A. x = 5, y = -3
B. inconsistent; no solution
C. x = -3, y = 5
D. x = -41
, y = 28
Mathematics
Solve the inequality. Write the solution set in interval notation.(x + 2)(x - 3) > 0
A. (-2, 3) B. [-2, 3] C. (-?, -2) ? (3, ?) D. (-?, -2] ? [3, ?)
Mathematics
Perform the indicated operations. Write the resulting polynomial in standard form.(6x2 + 9x - 4) + (18x + 4)
A. 33x3 B. 6x2 + 9x + 8 C. 6x2 + 27x D. 6x2 + 27x - 8
Mathematics
The polar coordinates of a point are given. Find the rectangular coordinates of the point.
A. 
B. 
C. 
D. 
Mathematics