Answer:
Step-by-step explanation:
You have a fraction, so a non permited value is one which will create a 0 in the denominator.
-3y + 9 = 0
y = 3
I believe 1 is linear and 2nd is exponential
Using the law of sines, we have

but angles B and C are congruent, so the sine terms cancel and we're left with

Answer:
4 is in the ones places, so it should be added to the 3 in the ones place, not the 3 in the tenths place.
Step-by-step explanation:
3.3+4=<u>7.3</u>, not 3.7
Answer:
20 questions
Step-by-step explanation:
Well, 10% of 50 is 5, and 5 x 4 = 20. Another way is 50 x .4