?Find the derivative of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: A
Mathematics
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Express the result of the addition as a Hindu-Arabic numeral in expanded form.
+ 
A. (4 × 105) + (8 × 104) + (9 × 103) + (7 × 102) + (3 × 101) B. (1 × 105) + (1 × 104) + (4 × 103) + (8 × 102) + (1 × 101) + (7 × 1) C. (1 × 106) + (1 × 105) + (4 × 104) + (8 × 103) + (1 × 102) + (7 × 101) D. (4 × 104) + (8 × 103) + (9 × 102) + (7 × 101) + (3 × 1)
Mathematics
Find the indicated value of the function.f(x) = 
, find f(0)
A. 
B. 7
C. Not real
D. 
Mathematics
Let z vary jointly with x and y. Find the constant of variation k. Then, use 
to find z when x = 5 and y = 7.z = 4 when x = 10 and y = 2
A. k = 80; z = 2800 B. k = 0.2; z = 7 C. k = 40; z = 1400 D. k = 0.4; z = 14
Mathematics
Simplify the square root.
A. |3x - 5| B. -3x + 5 C. (3x - 5)2 D. 3x - 5
Mathematics