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Prove 3(x+1)(x+7)(2x+5)² is never positive So, 3(x+1)(x+7)(2x+5)(2x+5) =3(x²+8x+7)(4x²+20x+25) =3x²+24x+214x²20x25 =x²+4x4

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Under a certain Law, the first P30,000.00 of earnings are subjected to 12% tax, earning greater than P30,000.00 and up to P50,000.00 are subjected to 15%tax, and earnings greater than P50,000.00 are taxed at 20%. Write a piecewise

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The function f(x) = 5x. The graph of g(x) is f(x) vertically compressed by a factor of 1/4 and reflected in the x axis. What is the function rule for g(x)? g(x) = 20x g(x) = 5/4x g(x) = 20x g(x) = 5/4x I think it's B, but I'm

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Simplify the given equation. 17x  6 + 3x  5 = x + 11 + 4x A)20x  11 = 5x + 11 B)20x + 1 = 5x + 11 C)9x = 16x

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suppose that the gas tank of a car holds 12 gallons and that the car uses 1/ 20 of a gallon per mile .let x be the nuber of miles the car has gone since the tank was filled? (1/20x)= 12 so now get x by itslef! (1/20x)/ (1/20)=

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If 5x +4y and 4x +3y =5 15x +12y =18 16x +12y = 20 31x/31= 38/31 x= 1 7/31 20x +16y =24 20x +15y = 5 31/y/31 = 29/31 y=29/31 x +y = 1 7/31 + 29/31 2 5/31

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Andrew factored the expression 20x^312x^2+8x as 4x(5x^212x^2+8x). But when Melissa applied the distributive law and multiplied out 4x(5x^212x^2+8x),she got 20x^348x^3+32x^2; thus, Andrew's solution does not appear to check.

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Can anyone answer this question which is in a form of a fraction? Simplify: 8x^2+20x12/8x^22 Thanks What does this expression equal? What do you mean by the word "answer"? Did you mean to type 8x^2+20x12/(8x^22)=0 ? the answer
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