Determine whether the statement is an expression or an equation.9(8 + 7) = 117 + 2(9)
A. Expression
B. Equation
Answer: B
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Find different polar coordinates (r, ?) for the same point under the given conditions.
, r < 0 and 0 < ? < 2?
A. 
B. 
C. 
D. 
Solve the triangle. Round lengths to the nearest tenth and angle measures to the nearest degree.
A. A = 42°, B = 87°, C = 51° B. A = 51°, B = 42°, C = 87° C. A = 51°, B = 87°, C = 42° D. A = 42°, B = 51°, C = 87°
Give the maximum number of zeros the polynomial function may have. Use Descarte's Rule of Signs to determine how many positive and how many negative zeros it may have.f(x) = x6 - x5 - x4 - 5x3 + 2x2 + 2x + 3
A. 6; 3 or 1 positive zeros; 3 or 1 negative zeros B. 6; 2 or 0 positive zeros; 2, or 0 negative zeros C. 6; 4, 2, or 0 positive zeros; 2 or 0 negative zeros D. 6; 2 or 0 positive zeros; 4, 2, or 0 negative zeros
Evaluate the determinant of the matrix. Expand by minors along the row or column that appears to make the computation easiest.
A. 
B. 
C. 
D. 
E. 