The given pattern continues. Write down the nth term of the sequence {an} suggested by the pattern., ...

A. an = 
B. an = 
C. an =  n-1
D. an = 


Answer: A

Mathematics

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The length of one leg of a right triangle is 4 centimeters more than the length of the other leg. The length of the hypotenuse is 20 centimeters. Find the lengths of the two legs. 

A. 9 cm, 14 cm B. 15 cm, 17 cm C. 10 cm, 14 cm D. 12 cm, 16 cm E. 14 cm, 18 cm

Mathematics

Find the following.Let u = , v = , w = .Find u + v

A.
B.
C.
D.

Mathematics

For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (t + 5)i + (ln(cos t) - 3)j + 2k

A. a = (sec t tan t)T + (sec t)N  B. a = (sec t tan t)T - (sec t)N  C. a = (-sec t tan t)T + (sec t)N  D. a = (-sec t tan t)T - (sec t)N 

Mathematics

Solve the equation. = 

A. 3 B. 0 C. -6 D. No solutions

Mathematics