## complete the following to the solve equations 5x²+13+8=0 using formula

Question

complete the following to the solve equations 5x²+13+8=0 using formula

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Mathematics
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2021-11-25T20:33:58+00:00
2021-11-25T20:33:58+00:00 2 Answers
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## Answers ( )

Step-by-step explanation:5x²+21=0

5x²= -21

5x² =-21/5

x²= -42

x*x=-42

2x = -42

x = – 42/2

x= -21

Answer:-4.2Step-by-step explanation:5x^2 + 13 + 8 = 0

=> 5x^2 + 21 = 0

=> 5x^2 = -21

=> x^2 = -21/5 = -4.2