+0  
 
0
31
1
avatar

If 6x^4+8x^3-5x^2+ax+b is completely divisible by 2x^2-5 then find the value of a and b.

 Jan 19, 2020
 #1
avatar+18295 
0

If you divide this by using long division, you will get a quotient of 3x2 + 4x + 5 and a remainder of (a + 20)x + (b + 25).

 

Therefore a = -20  and  b  =  -25.

 Jan 20, 2020

12 Online Users