Question

Use synthetic division to determine whether the number k is an upper or lower bound (as specified for the real zeros of the function f).

k = 4; f(x) = 4x4 - 3x3 - 2x2 - 5x - 4; Upper bound?

Answer 1

@welshfella

Answer 2

sorry cant help you with this one
i've never heard of synthetic division

Answer 3

Thank you anyways

Answer 4

@mathmale

Answer 5

hint:
we have \(f(1)=-10\) and using the synthetic division: \(f(4)=776\), so what can you conclude?