Simplify 4x + 3(5x) + 4y - x =
2 answers:
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note that :
cot150 = 1/tan150
cos390 = cos(360+30) = cos30
Since the limit of f(x) is non-zero, the limit distributes over the quotient and
note that :
cot150 = 1/tan150
cos390 = cos(360+30) = cos30
Since the limit of f(x) is non-zero, the limit distributes over the quotient and