Complete the trinomial so that it is a perfect square.x2 + 
x +
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the system by graphing. Check the coordinates of the intersection point in both equations.y = -x - 52y - 5x = 4
A. {(0, -5)} B. {(-1, -1)} C. {(0, 2)} D. {(-2, -3)}
Mathematics
Solve the problem.Find the volume V of a sphere of diameter 6 cm. Use 3.14 for ?. If necessary, round the result to the nearest tenth.
A. V = 63.6 cm3 B. V = 904.3 cm3 C. V = 113 cm3 D. V = 37.7 cm3
Mathematics
Find dy/dx.
Mathematics
Simplify the expression. If the expression contains any variables, assume that they represent positive real numbers. Write your answer with only positive exponents.
A. 
B. x18
C. x56
D. x70
Mathematics