solve the following quadratic equation by the method of the completing Square X^2 + 6 x - 16 = 0
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Answered by
1
Answer:
Step-by-step explanation:
=x^2+6x-16
add and subtract 3^2
=(x^2+6x+3^2)-(16+3^2)
=(x+3)^2-(16+9)
=(x+3)^2-25
=(x+3)^2-5^2
=(x+3-5)(x+3+5)
=(x-2)(x+8)
Answered by
1
Step-by-step explanation:
xsquare+6x-16=. xsquare +8x-2x-16=0. x(x+8) -2 (x+8)=0 (x+8) (x-2)=o
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