Which of the following formulas, when evaluated using rational values for the variables, will result in an irrational number?

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Write the fraction or mixed number and the decimal shown by the model

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125