Factor.25 - 45x + 8x2
A. (8x - 20)(x - 5)
B. (8x - 5)(x - 5)
C. (8x + 5)(x + 5)
D. (x - 5)(x - 5)
Answer: B
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Find the solution set in the real numbers.3(x + 5) - (3x + 15) = 0
A. 0 B. All real numbers C. No solution D. 5
Solve the problem.Julia is preparing a meal by combining three ingredients. One unit of each ingredient provides the following quantities (in grams) of carbohydrates, fat, and protein. Protein(g)Carbohydrates(g)Fat (g)Ingredient A331Ingredient B242Ingredient C451Ideally the meal should contain 
of protein, 
of carbohydrates, and 
of fat. How many units of each ingredient should Julia use?
A. 2 grams of ingredient A, 3 grams of ingredient B, 4 grams of ingredient C B. 3 grams of ingredient A, 4 grams of ingredient B, 2 grams of ingredient C C. 4 grams of ingredient A, 2 grams of ingredient B, 3 grams of ingredient C D. 2 grams of ingredient A, 4 grams of ingredient B, 3 grams of ingredient C
Use matrices to find the system of equations (if possible). Use Gaussian elimination with
back-substitution or Gauss-Jordan elimination.
?
?
A. ?(3, 4) B. (-3, 4) C. (5, 18) D. (-3, -4) E. (3, -4)
For the given functions f and g , find the indicated value.f(x) = x2 + 4x, g(x) = x + 2(f ? g)(4)
A. 4
B. 60
C. 0
D. 34