What is the measure of angle QRS in this figure?

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

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