Use the Quadratic Formula to Solve the Quadratic Equation $-$ 10 X 2 + 20 X

question 68

Short Answer

Use the quadratic formula to solve the quadratic equation. $-$ 10 x 2 + 20 x $-$ 11 = 0 Please enter your answer as fractions and/or two numbers, separated by a comma.

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Definitions:

Learned Helplessness

A possible explanation for some depressive behavior, based on findings that organisms in aversive situations learn to show inactivity when their behavior is not reinforced.

Hallucinations

Perceptions in a conscious and awake state in the absence of external stimuli, which have qualities of real perception.

Ideas of Persecution

False beliefs that one is being harassed, harmed, poisoned or conspired against by others, often seen in paranoid disorders.

Catatonia

A psychiatric condition marked by a variety of motor behaviors, from physical rigidity to hyperactivity and immobility.