Find the 3rd term in the binomial expansion.
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Please enter your answer as a fraction.
What will be an ideal response?
Mathematics
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Multiply.(15 + x)2
A. x + 225 B. x2 + 30x + 225 C. 225x2 + 30x + 225 D. x2 + 225
Mathematics
The surface area of a right regular n-gon prism with base area A, height h and base edge length a is: ___________________
Fill in the blank(s) with the appropriate word(s).
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 
D. 3
Mathematics
Two ships leave a harbor entrance at the same time. The first ship is traveling at a constant 19 miles per hour, while the second is traveling at a constant 23 miles per hour. If the angle between their courses is 121°, how far apart are they after 2 hours? ? Apply the rules regarding the use of significant digits after all computations are complete. ?
A. 71 mi B. 67 mi C. 65 mi D. 73 mi E. 77 mi
Mathematics