Question

A. completing the square: x∧2+6x+9=0

B.solve for x: 2x∧2+6=24

Please help this is for a freind there 86 pionts Help

Answer 1

A = x = − 3

B = x = 3 , − 3

Explanation:

For A = Use the formula ( b/2^2 ) in order to create a new term. Solve for x by using this term to complete the square.

For B = Isolate the variable by dividing each side by factors that don't contain the variable.