Use the sin(a - b) formula.
<span>sin(90 - x) = </span>
<span>sin90 cosx - cos90 sinx = </span>
<span>1 cosx - 0 sinx = </span>
cosx
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Answer:
C
Step-by-step explanation:
By moving point B 1.5 units to the right, you create an icoselles triangle, which has just one line of symmetry
It is that’s wat I got 1028
Answer:
The answer is 81.
Step-by-step explanation:
Since the power of 4 is even, the result will be positive.

Simplify.

<u>hence</u><u>,</u><u> </u><u>the</u><u> </u><u>answer</u><u> </u><u>is</u><u> </u><u>Option</u><u> </u><u>A</u><u>)</u><u> </u><u>81</u><u>.</u>