बहुपद x2 + 7x + 10 के शून्यक है - (अ)2 तथा 5 (ब) -2 तथा 5 (स)2 तथा -5 (द) -2 तथा -5
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Answer:
(d)-2&-5
Step-by-step explanation:
x²+5x+2x+10=0
x(x+5)+2(x+5)=0
(x+5)(x+2)=0
x= -2,-5
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