What is the solution set of 2x^2 - 3x = 5? (-1,-5/2) (-1, 5/2} (1.-5/2}
2 answers:
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Answer:
x = 8
Step-by-step explanation:
Using the sine or cosine ratio in the right triangle and the exact value
sin30° = , then
sin30° = =
=
( cross- multiply )
x = 8