2^2-16x+22=0

A:x={4, - 4}

B:x={4+5√,4-5√}

C:x={5√, - 5√}

D:x={9,-9}

Question

Mathematics

Claude

18 June, 07:36

2^2-16x+22=0

A:x={4, - 4}

B:x={4+5√,4-5√}

C:x={5√, - 5√}

D:x={9,-9}

+2

Answers (1)

Know the Answer?

Donaldson · Answer 1

Step-by-step explanation:

x

2

=36x, squared, equals, 36

(x-2) ^2=49 (x-2)

2

=49left parenthesis, x, minus, 2, right parenthesis, squared, equals, 49 [Why is this a quadratic equation?]

x^2

x, squared (x-2) ^2

x^2

x, squared

2x^2+3=1312x

2

+3=131

2^2-16x+22=0A:x={4, - 4}B:x={4+5√,4-5√}C:x={5√, - 5√}D:x={9,-9}

2^2-16x+22=0

A:x={4, - 4}

B:x={4+5√,4-5√}

C:x={5√, - 5√}

D:x={9,-9}