Question

Sum of the zero's of p(x)=x2-7X+12 is..
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Answer 1

Answer:

7

Step-by-step explanation:

for the polynomial ax^2+ bx + c

sum of zeros = -b/a

-(-7)/ 1 =7

Answer 2

Answer:

7

Step-by-step explanation:

x²-7x+12=0

(-b±√b²-4ac)/2a=x

(7±√7²-4×1×12)/2×1

=(7±1)/2

=4,3

hence, 4+3=7