What would you multiply the fraction 12/28 by to make the product equal 1

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

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

What is the slope of the line (-7,2) (4,6)