Question

If the line y=20x+1 intersects the curve y=b^x, b>1, and x=4, then b=
A)2 B)3 C)4 D)5 E)6 please explain

Answer 1

u see my predicament

Answer 2

I break it down:
1) y = 20x+1 line x =4 intersects at???

Answer 3

i think 81?

Answer 4

your answer is y =81. Actually, they intersect at the point (4,81) right?

Answer 5

yes

Answer 6

wow

Answer 7

its c

Answer 8

now 2) y = b^x
and you have 81 = b^4, right?

Answer 9

im so stupid

Answer 10

never noticed before thank you

Answer 11

B

Answer 12

its fckin B

Answer 13

wonder how it is c?????

Answer 14

oh yeah, better now hihihihi

Answer 15

3^4=81

Answer 16

derp

Answer 17

you cheat!! you said it is c, then delete and repost it's B. hihihi
whatsoever, B is correct answer

Answer 18

what