Problem 1123

Write the standard form equation of a circle with a center at (-3, 4) and a radius of 4.   Solution:-   Substitute the coordinates and write in standard form:…

Problem 1121

Write the equation in standard form. x2 + y2 + 4y – 45 = 0   Solution:-   Complete the square and then write the equation in standard form. (x…

Problem 1116

Indicate whether the statement is true or false. 15  Є {2,7,12,20}   Solution:-   a Є  A mean “a is an element of set A”. Thus, the statement 15 Є…