Solve the problem.Change the sign - 
.
A. 
B. - 
C. 
D. - 
Answer: A
Mathematics
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Solve the problem.Given the following revenue and cost functions, find the maximum profit. (Recall that profit equals revenue minus cost.) R(x) = 72x - 2x2 C(x) = 24x + 90
A. $486 B. $288 C. $378 D. $198
Mathematics
Use scientific notation to solve the problem.The distance from the earth to the sun is 9.29 × 107 miles. How long would it take a rocket, traveling at 2.9 × 103 miles per hour, to reach the sun?
A. 3.2 × 104 hr B. 3.2 × 103 hr C. 3.2 × 102 hr D. 3.2 hr
Mathematics
Solve the problem.Find an equation of the hyperbola that passes through the points (-3, -2) and (4, 
).
A. 
- 
= 1
B. 
- 
= 1
C. 3y2 - 7x2 = 1
D. 
- 
= 1
Mathematics
Find the exact value. Do not use a calculator.sin ?
A. -1 B. 0 C. 1 D. undefined
Mathematics