Simplify the expression. (Assume that r, s, and t are positive.)
?
What will be an ideal response?
You might also like to view...
Fill in the blank with the correct symbol <, >, or =, to make a true statement.
4.5
A. < B. > C. =
Solve the problem.The amount of a certain radioactive isotope present at time t is given by 
grams, where t is the time in years that the isotope decays. The initial amount present is 400 grams. How many grams remain after 20 years? Round to the nearest hundredth.
A. 379.25 g B. 397.87 g C. 234.78 g D. 681.48 g
Provide an appropriate response.Consider the linear equation in three variables x - y + z = 3. Find a pair of linear equations that, when considered together with the given equation, will form a system having infinitely many solutions.
What will be an ideal response?
Convert to scientific notation.0.00000018309
A. 1.8309 × 106 B. 1.8309 × 107 C. 1.8309 × 10-6 D. 1.8309 × 10-7