Angle C is inscribed in circle O. AB is a diameter of circle O. What is the measure of angle A. Angle B=60 degrees

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Solve the equation by completing the square. x^2+2x=17

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