Express the number in decimal notation.8.1 × 105
A. 81,000
B. 8,100,000
C. 405
D. 810,000
Answer: D
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Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
- 
A. 
B. 
C. - 
D. 
Determine if the function F is the general antiderivative of the function f. F(t) = - 
+ C;
f(t) = 
A. no B. yes
Solve the problem.The height of a box is 8 inches. Its length is 4 inches more than its width. Find the length if the volume is 360 cubic inches.
A. 8 in. B. 9 in. C. 5 in. D. 45 in.
Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence.a1 = -9, d = -0.5
A. an = -9n + 8.5; a20 = -171.5 B. an = -0.5n - 8.5; a20 = -18.5 C. an = -9n - 0.5; a20 = -180.5 D. an = -0.5n - 9; a20 = -19