Solve the problem.There were 630 people at a play. The admission price was $2.00 for adults and $1.00 for children. The admission receipts were $940. How many adults and children attended?
A. 235 adults and 395 children
B. 160 adults and 470 children
C. 320 adults and 310 children
D. 310 adults and 320 children
Answer: D
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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = x7 sin x
A. 7 sin x ln x
B. 7 cos x ln x + 
C. x sin x
D. 7 x7 sin x
Write the inequality using interval notation. Graph the inequality.2 < x ? 6
A. [2, 6)
B. (2, 6)
C. [2, 6]
D. (2, 6]
Identify the degree and leading coefficient of the polynomial. -7 -2 x 2 + 4x
A) degree: 3 leading coefficient: 4 B) degree: 3 leading coefficient: 2 C) degree: 2 leading coefficient: –7 D) degree: 2 leading coefficient: –2 E) degree: 2 leading coefficient: 2
Determine whether the following is a trinomial square.x2 + 12x + 36
A. Yes B. No