Help me on questions 27-35 and no linkss

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How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.

[15 points, algebra 2]simplify the complex fraction and find the restrictions.