Perform the indicated operation. Write the answer in scientific notation.
A. 4.70 × 10-4
B. 9.4 × 10-4
C. 4.70 × 1010
D. 9.4 × 1010
Answer: C
Mathematics
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Fill in the blank with one of the words listed below.
To find an x-intercept of a graph, let 
= 0.
A. x-intercept B. x C. y-intercept D. y
Mathematics
Use the quotient rule to simplify the expression. Write the expression with positive exponents. Assume that all variables represent nonzero real numbers.
A. 
B. y11
C. 
D. 
Mathematics
Subtract.- 
A. 3108.23962 B. 3108.23971 C. 3108.24061 D. 3108.23961
Mathematics
Solve the problem.A certain radioactive isotope has a half-life of approximately 1750 years. How many years to the nearest year would be required for a given amount of this isotope to decay to 35% of that amount?
A. 1138 yr B. 1088 yr C. 2651 yr D. 2616 yr
Mathematics