Pls. solve and explain ..
urgently needed...
no scam pls..
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Answer:
p = ±2
Step-by-step explanation:
x² - (p+4)x + 2p + 5 = 0
if this quadratic equation has equal roots then,
b²-4ac=0 --->SUBSTITUTE,
[-(p+4)]² - 4(1)(2p+5) = 0
p² +16 + 8p - 8p - 20 = 0
p² -4 = 0
p² = 4
p = ±2
Hope this helps u......
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