Find the center of the circle whose equation is x² + y² = 4.

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0

Which point is a solution to y s 4x + 5?

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.