Question

x^2+5x+4= 15 when x = -3


True or false ​

Answer 1

Answer:

True is the write answer

Answer 2

False.

Step by Step Explanation:

$given \: polynomial \\ = > x {}^{2} + 5 x + 4 = 15 \\ given \: the \: value \: of \: \\ x = - 3 \\ putting \: the \: value \: of \: x \: in \\ the\: polynomial \\ = > ( - 3) {}^{2} + 5( - 3) + 4 = 15 \\ = > 9 + ( - 15) + 4 = 15 \\ = > 9 - 15 + 4 = 15 \\ 13 - 15 = 15 \\ as \: - 2 \: is \: not \: equals \: to \: 15 \\ therefore \: given \: value \: of \: x \: is \: \\ incorrect$

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