Solve the problem.For what values of t is r(t) = cos ti + sin tj + 
k continuous?
A. {t ? ?: -5 < t < 5}
B. {t ? ?: t ? 5}
C. {t ? ?: -5 ? t}
D. {t ? ?: -5 ? t ? 5}
Answer: D
Mathematics
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The following figure has perimeter, circumference, or area as indicated. Find the value of x. Use 3.14 as an approximation for ?.P = 56
A. 15 B. 10 C. 13 D. 20
Mathematics
Solve the problem.
=
A. 
B. 500
C. 
D. 501
E. 
Mathematics
Find the constants m in the linear function f (x) = mx + b, so that f (0) = 9 and f (2) = 5. ? __________ ? Find the constants b in the linear function f (x) = mx + b, so that f (0) = 9 and f (2) = 5. ? __________
What will be an ideal response?
Mathematics
Perform the indicated operations. Write the answer using only positive exponents. Assume that all variables represent positive real numbers.
A. 53 x7
B. 
C. 5 x8
D. 
Mathematics