Translate a number b increased by seven is greater than 22

4+6x-3x^3 in standard form with explanations because i don’t understand

Restrictions on f(x) = 1/x+5 and g(x) = x-2

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0