Solve the equation.2p3 - 3p2 - 98p + 147 = 0
A. -7, 0, 7
B. -7, 7
C. -7, 
, 7
D. -7, - 
, 7
Answer: C
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Factor the expression. Express your answer so that only positive exponents occur. (3m + 9)-2/5 + (3m + 9) 1/5 + (3m + 9) 7/5
A. (3m + 9)-2/5 [1 + (3m + 9)-3/5 + (3m + 9) -9/5] B. (3m + 9)-2/5 [1 + (3m + 9) 3/5 + (3m + 9) 9/5] C. (3m + 9)-2/5 [1 + (3m + 9) 3/5 - (3m + 9) 9/5] D. (3m + 9)-2/5 [1 + (3m + 9) 4/5 + (3m + 9) 7/5]
Determine the real zeros of the polynomial and their multiplicities. Then decide whether the graph touches or crosses the x-axis at each zero.f(x) = 5(x - 1)(x + 6)4
A. 1, multiplicity 1, crosses x-axis; -6, multiplicity 4, touches x-axis B. -1, multiplicity 1, crosses x-axis; 6, multiplicity 4, touches x-axis C. -1, multiplicity 1, touches x-axis; 6, multiplicity 4, crosses x-axis D. 1, multiplicity 1, touches x-axis; -6, multiplicity 4, crosses x-axis
Multiply.(-4x - 9y)(-2x + 10y + 1)
A. 8x2 - 22xy - 4x - 90y2 - 9y B. 8x2 - 40xy - 4x - 90y2 C. 8x2 - 22xy - 22y2 D. 8x2 + 18xy - 4x - 90y2 - 9y
Find the inverse of the function.K = {(-8, -2), (2, 8), (1, -7), (-1, 7)}
A. K-1 = {(7, 1), (1, 2), (-2, -8), (-7, -1)}
B. K-1 = {(7, 1), (8, 2), (-2, 2), (-7, -1)}
C. K-1 = {
, 
, 
, 
}
D. K-1 = {(-2, -8), (8, 2), (-7, 1), (7, -1)}