1.

Find the zeroes of the quadratic polynomial f(x)=x²+8x+15​

Answer»

ANSWER:

Hello DEAR User__________

Here is Your Answer...!!

____________________

STEP by step SOLUTION:

Given \ f(x)=x^{2}+8x+15\\\\we \ have \ to \ solve \ it.\\\\Let \ us \ do\\\\f(x)=x^{2}+8x+15\\\\f(x)=x^{2}+3x+5x+15\\\\f(x)=x(x+3)+(5(x+3)\\\\f(x)=(x+3)(x+1)\\\\x+3=0\\\\x=-3 \ or \ x+1=0\\\\x=-1

Hope it is clear to you.


Discussion

No Comment Found

Related InterviewSolutions