Question

Show that x=-2 is a solution of 3xsquare+13x+14=0

Answer 1

Answer:

yes..

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hope the answer is correct and helps you..

Answer 2

Answer:

Given =

x = -2

putting value of X in eq

3x ^2 +13x +14 = 0

3 (-2 × -2) + 13(-2) +14 = 0

3(4) +(-26) +14 = 0

12 -26 +14 = 0

26-26 = 0

0=0

Hence proved that x =-2 is the solution of given eq.