Find the sum.

(14x2 + 7x) + 9x2 =

select one of the options below as your

a.
30x2
b.
30x5
c.
22x2 + 7x
d.
23x2 + 7x

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

If (17, 4) is an ordered pair of the inverse of f(x), which of the following is an ordered pair of the function f(x)? a. (17,4) b. (4.17) c. (4,0) d. 0,17)

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?