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28-12-2019
SAT

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A value of × that satisfies the equation ×²+2×-5=0?

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28-12-2019

answer

-1+√6 and -1-√6

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28-12-2019

Answer:

Exact form : x = -1+ squareroot6 , -1 - squareroot6

Decimal form : x = 1.44948974... , -3.44948974...

Explanation: Solve the equation for x by finding a,b, and c of the quadric then applying the quadric formula.

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