Multiply, and then simplify if possible. Assume all variables represent positive real numbers.(5
+ 11)(
- 11)
A. 5x - 121
B. 5x - 110
- 121
C. 5x
- 55
+ 11
- 121
D. 5x
- 110
- 121
Answer: C
Mathematics
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Decide whether the compound statement is true or false. The symbol for exclusive disjunction 
represents "one or the other is true, but not both".5 + 3 = 13 
2 + 7 = 9
A. True B. False
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Use the given zero to completely factor P(x) into linear factors.Zero: -1; P(x) = x4 + 15x3 + 49x2 - 15x - 50
A. (x + 10)(x + 5)(x - 1)2 B. (x + 1)(x - 1)(x - 5)(x - 10) C. (x + 10)(x + 5)(x + 1)(x - 1) D. (x + 5)(x + 1)(x - 1)(x - 10)
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Write a true sentence using either < or >.-0.143 
8
A. -0.143 < 8 B. -0.143 > 8
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Find the composite function for the given functions.f ? g for f(x) = 2x + 5 and g(x) = x2 - 8
A. 4x2 + 4x - 5 B. x2 - 2x - 13 C. x2 + 2x - 3 D. 2x2 - 11
Mathematics