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# MA105 College Algebra Help

Multiply. 4(5x) A) 9x B) 9 C) 20 D) 20x 2.   Subtract. (8n 7  + 2n 6  + 17) - (5n 6  + 5n 7  + 15) A) 3n 7  + 7n 6  + 32 B) 3n 7  - 3n 6  + 2 C) 2n 13 D) 3n 7  - 3n 6  + 32 3.   Find the zeros of the polynomial function. f(x) = x 3  + 4x 2  - 9x - 36 A) x = -3, x = 3 B) x = -4, x = -3, x = 3 C) x = -4, x = 9 D) x = 4, x = -3, x = 3 4.   Solve the equation by factoring.
3x(x - 5) = 7x 2  - 16x A)  B)  C) {0, 4} D) {0} 5.   Simplify log 2  2 5   A) 10 B) 5 C) 2 D) 32 6.   Determine whether the relation is a function. {(-5, -4), (-2, 9), (-1, -2), (-1, 7)} A) Not a function B) Function 7.   Find the slope of the line that goes through the given points. (-3, -7), (9, -7) A) -4 B) 1 C) 4 D) 0 8.   Determine whether the equation defines y as a function of x. x + y = 9 A) y is not a function of x B) y is a function of x 9.   Solve and check the linear equation. 0.40x - 0.20(50 + x) = -0.04(50)
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Subject: College Algebra, Math

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