Figure A is a scale image of Figure B. Figure A: 4. Figure B: x. The scale that maps Figure A onto Figure B is 1:4 1/2. Enter the value of x.

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One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?