Solve the problem.Suppose that the revenue from selling x radios is r(x) = 70x - 
dollars. Use the function r '(x) to estimate the increase in revenue that will result from increasing production from 120 radios to 121 radios per week.
A. $45.80
B. $46.00
C. $94.00
D. $58.00
Answer: B
Mathematics
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Find f1 in the circuit below when R1 = 1 Kê, R2 = 4 Kê, C1 = 0.1 æF, C2 = 700 pF, and E = 20 V.
a. 1 KHz
b. 318 H3
c. 4 KHz
d. 8 KHz
e. 16 KHz
Mathematics
Provide an appropriate response.October 27 is 40 days from December 6.
A. True B. False
Mathematics
Find the integral.
A. 3 ln 
+ C
B. ln 
+ C
C. 
ln 
+ C
D. ln (3x + 1) + C
Mathematics
Give all possible rational zeros for the following polynomial.P(x) = 3x3 + 52x2 + 52x + 27
A. ±1, ± 
, ± 
, ± 
, ±3
B. ±1, ± 
, ±3, ±9, ±27
C. ±1, ±3, ±6, ±9, ±27
D. ±1, ±3, ±9, ±27
Mathematics