9.What are the zeros/roots of the quadratic shown? a x = 0
b. x = -7, 0
c. x = -3.5
d There are no zeros shown

9. b

10. d

Step-by-step explanation:

For number 9, the zeros are the x-intercepts (the ones on the x-axis). Number 10 is +/-3 because if you factor out , it'll give you .

Shown work:

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1^3 + 2^3 + 3^3 +4^3 = (1+2+3+4)^2

step-by-step explanation:

i am only able to answer the first part. i am not sure about the second part. sorry