Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.(-8x-9)(3x-2)
A. -24x18
B. 24x18
C. 
D. -24x11
Answer: C
Mathematics
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Solve the problem.The results of a medical test show that of 75 people selected at random who were given the test, 3 tested positive and 72 tested negative. Determine the odds in favor of a person selected at random testing positive on the test.
A. 1 : 25 B. 25 : 1 C. 24 : 1 D. 1 : 24
Mathematics
Simplify the expression. Write answer with positive exponents. Variables are positive real numbers.
A. 
B. y1/2
C. y9/8
D. y
Mathematics
Factor completely.4x2 + 18x - 10
A. (4x - 2)(x + 5) B. (2x - 1)(2x + 10) C. 2(2x - 1)(x + 5) D. 2(2x + 1)(x - 5)
Mathematics
Graph the function f(x)=-2x²-2.
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 figure 3.png)
Mathematics