Question

Write the values of'b'and 'c'for equation x2 - 4= 0.​

Answer 1

Answer:

${x}^{2} - 4 = 0 \\ {x}^{2} = 4 \\ x = \sqrt{4} \\ x = \underline{ \underline{ 2}} \: \: \: or \: \: \: x = \underline{ \underline{ - 2}}$