Question

if the product of 4 x + 1 and X + 4 is a x square + bx + c what is the value of a + b + c​

Answer 1

Answer:

$(4x + 1)(x + 4) \\ = 4 {x}^{2} + 16x + x + 4 \\ = 4 {x}^{2} + 17x + 4$

Now campare with

$a x^{2} + bx + c$

a=4

b=17

c=4