Question

find the value of f(x)=2x²+7x+3 at x=-2​

Answer 1

Refer the attachment....

Answer 2

QUESTION:

$f(x) = 2x {}^{2} + 7x + 3 \: </u></em></strong><strong><em><u>G</u></em></strong><strong><em><u>iven : x = 2$

ANSWER:

$</u></em></strong><strong><em><u>It</u></em></strong><strong><em><u> \: is \: understood </u></em></strong><strong><em><u>,</u></em></strong><strong><em><u>\\ f(x) = f( - 2) \\ \\ f( - 2) = 2( - 2) {}^{2} + 7( - 2) + 3 = 8 - 14 + 3 = 11 - 14 = - 3$