Answer:
1. 1
1. 13π.
--
20
explain:
1. 1 because any any non-zero expression raised to the power of 0 equals 1
13π.
2. --. because to convert into radian measure multiply by. π
20. ----
180°
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Step-by-step explanation:j,,,,,,,,,,,,,,,,,,,,,,,,,,,,mknpkikvuoucvyih
x = -4
Step-by-step explanation:
Move all terms that don't contain x to the right side and solve.
<em>see</em><em> </em><em>the</em><em> attachment</em><em> for</em><em> the</em><em> </em><em>explanation</em>