How to find if a number is a perfect square

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

41/17 as a decimal rounded to the nearest hundredth

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done