Answer:
D -24/25
Step-by-step explanation:
sin(2x) = 2sin(x)cos(x)
cos(x) = ⅘
sin²(x) = 1 - cos²(x) = 1 - (⅘)²
sin²(x) = 9/25
sin(x) = -⅗
(Because 4th quadrant)
sin(2x) = 2(-⅗)(⅘)
= -24/25
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Answer:
$3.45
Step-by-step explanation:
15% of 23 is 3.45
0.30/1.50= 0.2= 20%
20%<span> of 1.50 = 0.30</span>