Use the given conditions to write an equation for the line in slope-intercept form.Passing through (4, 2) and perpendicular to the line whose equation is y = 9x.
A. y = - 9x - 22
B. y = 
x - 
C. y = - 
x + 
D. y = - 
x - 
Answer: C
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Perform the operations.0.69 ÷ 0.001
A. 69 B. 6,900 C. 0.69 D. 690
Solve the problem.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by 
and the total cost function is given by 
, where x represents the number of boxes of computer chips produced. The total profit function, P(x), is such that 
. Find P(x).
A. P(x) = 0.3x2 + 42x - 20 B. P(x) = 0.3x2 + 34x - 30 C. P(x) = -0.3x2 + 34x + 10 D. P(x) = -0.3x2 + 42x - 10
Use the product rule to simplify the expression. Write the result using exponents.x3 ? x7
A. x7 B. x3 C. x11 D. x10
Express the product as a sum containing only sines or cosines.sin(6?) sin(2?)
A. sin2(12?2)
B. 
[sin(8?) + cos(4?)]
C. 
[cos(8?) - cos(4?)]
D. 
[ cos(4?) - cos(8?)]