Category: ECE Math

Solution: What is the value of r^2 st + rs^2 t + rst^2 ?

Solution: What is the sum of the roots of 9x^2 + bx + 3 = 0?

Solution: Expand: (1 + i)^13

Solution: What is the remainder when the polynomial x^5 – 4x^4 + 2x^3 – 5x^2 + 13x – 23

Solution: then what is the value of (11x + 1)/(x^2 – 6x + 2)?

Solution: If x/y = 10/11, then what is the value of (x + y)/(x – y)?

Solution: Find the value of x when y = 8, w = 7/6 and z = 24/7

Solution: Find y when z = 2 and x = 5

Solution: If y varies inversely as x and y = 5 when x = 2. Find x when y = 2

Solution: If y varies directly as x and y = 5 when x = 2. Find x when y = 2