X^4+81=0 sorry if I got it wrong I apologize
Answer:
you need a photo or the answer written down
Step-by-step explanation:
Answer:
21.75 or 
Step-by-step explanation:
You have to convert from a mixed number to a decimal. You can follow the following steps: To do this:
1.) You must divide the fraction's numerator by the denominator.
2.) You must now add the quotient obtained to the part of the Whole number.
you will get:

The scale of the image that maps "Figure a" to "Figure b" is:

3.) You have to multiply by 7.25 the length of the corresponding side of "Figure A" in order to find the value "x."
The final result will be:


Step-by-step explanation:
1) Evaluate the exponent
×
×
2) Cancel terms that are in both the numerator and denominator
×
×
3) Combine multiplied terms into a single fraction
×

4) Combine exponents


Result ║
1. Yes because the vertical line intersects the graph in one or less points.
2. No because the inputs repeat (4).