Solve.If two light bulbs have resistances R1 and R2, then their combined resistance R is given by the complex fraction 
Evaluate this formula when 
and
. Round to the nearest tenth of an ohm.
A. 50.01 ohms
B. 140 ohmsohm
C. 0.031 ohms
D. 32.1 ohms
Answer: D
Mathematics
You might also like to view...
Evaluate the integral.
x dx
A. x cos-1x + 
+ C
B. x cos-1x - 
+ C
C. x cos-1x - 
+ C
D. x cos-1x - 2
+ C
Mathematics
Fill in the blank with one of the words or phrases listed below.
Two numbers that are the same distance from 0 but lie on opposite sides of 0 are called 
.
A. reciprocals B. opposites C. grouping symbols D. inequality symbols
Mathematics
Find the indicated term of the sequence.The seventh term of the geometric sequence 
, 
, 
, ...
A. 
B. 
C. 
D. 
Mathematics
Write using exponential notation.2 ? 2 ? 9 ? 9 ? 9 ? 9 ? 7
A. 22 ? 39 ? 17 B. 22 ? 94 ? 7 C. (2 ? 9 ? 7)7 D. 2 ? 9 ? 77
Mathematics