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For what value of x is sin x = cos 19°, where 0°< x < 90°? 38°

For what value of x is sin x = cos 19°, where 0°< x < 90°? 38°
asked 126k views
3 votes
For what value of x is sin x = cos 19°, where 0°< x < 90°? 38°

asked
User Luongkhanh
by
7.8k points

1 Answer

2 votes
sin x = cos (90-x)
90-x = 19
x = 71
The answer is 71 degrees.
answered
User Ionic Walrus
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7.8k points
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