Given f(x)=2x+1, find x if f(x)=17
Given f(x)=x+3, find x if f(x)=6

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225

figure c

step-by-step explanation:

hope this .

a28=58

step-by-step explanation:

a1=a1+(n-1)d

a28= 4+ (28-1)2

a28=4+(27)(2)

a28=4+54

a28=58