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When x increases from a to a + 2, y increases by a factor of 16. For which functions is this statement true? A) y = 2(4)x B) y = 4x + 2 C) y = 2(16)x D) y = 16x + 2 *note that all of the X's are exponents
answered
Jan 11, 2018
Mathematics
high-school
2
votes
82.6k
views
What's one third plus one fourth
answered
Mar 14, 2017
Mathematics
middle-school
6
votes
96.6k
views
After three half-lives, a sample contains 20 grams of parent isotopes. How many grams of the parent isotope were present to start?
answered
Feb 20, 2017
Chemistry
high-school
3
votes
13.2k
views
If 2 cubic feet of sand weigh 90pounds, how much do 5 cubic feet of sand weigh?
answered
Nov 3, 2015
Mathematics
middle-school
7
votes
176k
views
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