Factor by grouping.8x2 + 10x + 12x + 15
A. (8x + 3)(x + 5)
B. (2x - 3)(4x - 5)
C. (8x - 3)(x - 5)
D. (2x + 3)(4x + 5)
Answer: D
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Add. Convert the measure to the one that is underlined.37 dL + 8 daL
A. 45 dL B. 117 dL C. 8037 dL D. 837 dL
Write the trigonometric expression as an algebraic expression containing u and v.cos(tan-1 u + tan-1 v)
A. 
B. 
C. 
D. 
Factor completely, if possible.x2 - 4xy + 4y2
A. (x - 2y)2 B. (x + 2y)2 C. Not possible D. (x - 2y)(x + 2y)
Solve.The daily profit in dollars of a specialty cake shop is described by the function 
where x is the number of cakes prepared in one day. The maximum profit for the company occurs at the vertex of the parabola. How many cakes should be prepared per day in order to maximize profit?
A. 625 cakes B. 25 cakes C. 1875 cakes D. 50 cakes