Question

What is the value of the expression below when k = 4? 18 - k²

Answer 1

$\bold{\huge{\red{\underline{ Solution}}}}$

$\sf{ We \:have\: given\: here, }$

$\sf{ The\: value \:of \: K = 4 }$

$\sf{ The\: given \: expression\: is \: 18 - k²}$

$\bold{\underline{ Subsitute \:the\: value\: of\: K}}$

$\sf{ 18 - k²}$

$\sf{ 18 - (4)²}$

$\sf{ 18 - 16 = 2}$

$\sf{ = 2 }$

$\sf{Hence, \:the \:value\: of \:the \:given \:expression \:is\: 2}$

Answer 2

Answer:

2

Step-by-step explanation:

4x4=16

18-16=2

2