Write the first five terms of the arithmetic sequence with the given first term, a1, and common difference, d.a1 =
, d = - 
A. , 1,
,
,
B. ,
,
,
,
C. ,
,
, 1,
D. , 2,
,
,
Answer: C
Mathematics
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Provide an appropriate answer.Find when u = 0 and v =
if z(x, y) = sin x + cos y, x = u ? v, and y = u + v.
A. = 2
B. = 1
C. = -1
D. = 0
Mathematics
Simplify the following expression.
?
?
A. ?4y2 B. 9y2 C. 96y2 D. 6y2 E. 24y2
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.-1
A.
B.
C.
D.
Mathematics
Find the product and simplify, if possible. ?
A. 20
B. -12
C. 12
D. -20
Mathematics