all real numbers except the 90 and 270 because of cosx
Answer:
A) The store charges $94.50 for the skis!
B) The final price is 150% of the original price!
Step-by-step explanation:
A) 63 x (1 + 0.50) = 94.5
B) 94.50 = P(63)
94.50 (1/63)=P(63)(1/63)
1.50
