if one zero of a quadratic polynomial x square - 7 x + 5 k is minus 2 then find the value of k
Answers
Answered by
9
Hie!!
Given quadratic polynomial is
x² - 7x + 5k
This quadratic polynomial has two roots, in which one has given let the another root be a
a + ( -2 ) = 7/1 And a × -2 = 5k
a - 2 = 7 9 × -2 = 5k
a = 9 k = -18/5
Answered by
5
Answer:
simply you can substitute -2 in the equation..... but I have given the complete solution..
hope this helps...
Attachments:
Similar questions