Consider the operation 
defined by the table.Find 
?and
.
?
A.
B.
C.
Answer: A
Mathematics
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Find the sum, if it exists.0.45 + 0.0045 + 0.000045 + . . .
A. 
B. 
C. 
D. Does not exist
Mathematics
Solve the problem.The resistance R produced by wiring resistors of R1 and R2 ohms in parallel can be calculated from the formula 
If R1 and R2 are measured to be 3 ohms and 4 ohms respectively and if these measurements are accurate to within 0.05 ohms, estimate the maximum percentage error in computing R.
A. 2.98% B. 1.49% C. 1.79% D. 2.38%
Mathematics
For the pair of functions, find the indicated sum, difference, product, or quotient.Find (f - g)(4) when f(x) = -5x2 - 5 and g(x) = x - 3.
A. 81 B. -78 C. -92 D. -86
Mathematics
Identify the shape of the solid.
A. cylinder B. sphere C. cone D. circle
Mathematics