2013 · Q11
If the expression x³+3x²+4x+k has a factor x+5, then what is the value of k?
Elementary MathematicsAlgebra
- A−70
- B70
- C48
- D−48
Explanation
P(−5)=−125+75−20+k=0→k=70. Answer B.
If the expression x³+3x²+4x+k has a factor x+5, then what is the value of k?
Explanation
P(−5)=−125+75−20+k=0→k=70. Answer B.