If one zero of the quadratic …
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Posted by Singlaparvesh Singla 6 years, 11 months ago
- 1 answers
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Rashmi Bajpayee 6 years, 11 months ago
Let p(x) = x<font size="2">2 </font>+ 3x + k
If one zero of the p(x) is 7, then
p(7) = 0
=> (7)2 + 3 x 7 + k = 0
=> 49 + 21 + k = 0
=> 70 + k = 0
=> k = -70
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