18%==59.04
20%=65.60. $124.65 +$÷328.=$452.64 $452.64
total $124.65
Answer:
44
Step-by-step explanation:
because you just 22 x 22 and you get 44
Answer:
She spent 25 minutes studying last week
Step-by-step explanation:
L = last week
120 = 4L + 20
Subtract 20 from either side
100 = 4L
Divde either side by 4
25 = L
Answer:
sin⁴x - sin²x
sin²x(sin²x - 1)
(1 - cos²x)(1 - cos²x - 1)
(1 - cos²x)(-cos²x)
-cos²x + cos⁴x
cos⁴x - cos²x
