Lucia wants to spend less than $16 on her order. Which of the following represent amounts that are in Lucia's budget? Choose all the correct answers.

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _