Question

if 3x+ 5 is a factor of the polynomial 6x³+16x²+px -5 find the value of p​

Answer 1

Answer:

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Step-by-step explanation:

6x³+16x²+px-5=0

6(-5/3)³+16(-5/3)²+p(-5/3)-5=0

-6×125/21+16×25/9-5/3p-5=0

-250/9+400/9-15p/9-45/9=0

-250+400-45-15p=0

150-45-15p=0

15p=105

p=7

hope it will help you