What is the function rule for the following situation? rex paid $20 for a membership to the pool and pays $300 each time he goes to the pool

f(x)=20+300x

Also, Rex should find a different pool because that fee is ridiculous.

answer: standard form is ax^2 + bx + c = 0

step-by-step explanation:

standard form is ax^2 + bx + c = 0

(2x + 1)(x - 2) = 0

distribute to get into standard form

2x^2 - 4x + x - 2 = 0

2x^2 - 3x - 2 = 0

a = 2, b= -3, c = -2

a is your answer

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