Explain why
is not a basis for
.
?
A. S is linearly independent and spans .
B. S is linearly dependent and spans .
C. S is linearly dependent and does not span .
D. S is linearly independent and does not span .
E. none of these choices
Answer: C
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The formula for an exponential function is , where t is measured in months. Then the monthly percentage decay rate for y is
??
A. 0.94% B. 6.01% C. 0.06% D. 6%
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.
A.
B. x22
C.
D. x2
The given pattern continues. Write down the nth term of the sequence suggested by the pattern.,
,
,
,
, ...
A. an =
B. an = n-1
C. an =
D. an =
Solve the problem.Find the surface area S of a rectangular box with length 3 ft, width 5 ft, and height2 ft.
A. 80 ft2 B. 31 ft2 C. 62 ft2 D. 52 ft2