Ben scores 56 of 79 marks in maths test. What is his score as a percentage to 1 decimal place

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤