Question 10 of 10 Which of the following would be an acceptable first step in simplifying the
expression ?
1+ sin x
sin x
-
O A.
sin X(1 - sin )
(1 + sin x)(1 - sin x)
OB. sinx + 1
1
C.
CSC X+ sinx
please help last question thanks!!

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

Jose is going to use a random number generator 500500 times. each time he uses it, he will get a 1, 2, 3,1,2,3, or 44.

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)