Express the sum using summation notation.35 + 45 + 55 + ... + 95
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the initial value problem for y as a function of x.(x2 + 9) 2 
= 
, y(0) = 3
A. y = 
+ 3
B. y = 
C. y = 
+ 3
D. y = 
+ 3
Mathematics
Locate each number on a number line.-5, -3, -1, 1
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression.cos-1
A. 
B. 
C. 
D. 
Mathematics
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 + 50x - 8 B. P(x) = 0.3x2 + 48x - 24 C. P(x) = -0.3x2 + 48x + 8 D. P(x) = 0.3x2 + 50x - 16
Mathematics