If one zero of the quadratic polynomial x2 + 3x + k is 2, then the value of k is
A. 10
B. –10
C. 5
D. –5
Answer:B
If one zero of the quadratic polynomial x2 + 3x + k is 2, then the value of k is
A. 10 B. –10 C. 5 D. –5
Explanation: Given that 2 is the zero of the quadratic polynomial x2 + 3x + k.