if -5 is a root of 2 X square + px - 15= 0,then the value of P is___
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Answered by
2
Answer:
2(-5²) + p(-5) -15 = 0
50 - 5p = 15
-5p = -35
p = 7
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Answered by
2
Answer:
2x sq+px-15=0
put the value of X
2(-5^) + p(-5) - 15=0
2(25) -5p - 15 =0
50-5p-15=0
35-5p=0
p=-7
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