Solve the equation by completing the square
z^2+18z+63=0
a-{9+3√7, 9-3√7}
b-{-18+3√7}
c-{9+3√2, 9-3√2}
d-{9+3√2}

Statement: if two distinct planes intersect, then their intersection is a line. which geometry term does the statement represent? defined term postulate theorem undefined term

Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .

Divide. write in simplest form 41/6 divided by 10