What is a solution for the inequality y-7<-12
2 answers:
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Answer:
1.)
2.)
3.)
4.)
5.)
6.)
Step-by-step explanation:
Use the 30°-60°-90° formulas:
a.
b.
1.) Insert values for a:
Simplify:
Insert values for b:
Simplify:
2.) Insert values for a:
Simplify:
Insert values for b:
Simplify:
3.) Insert values for a:
Simplify:
Insert values for b:
Simplify:
4.)Insert values for a:
Simplify:
Insert values for b:
Simplify:
5.) Insert values for a:
Divide both sides by and rationalize:
Flip:
Insert values for b:
Simplify:
6.) Insert values for a:
Divide both sides by and rationalize:
Flip:
Insert values for b:
Simplify:
Finito.