Question

If f(x) = x + 2, find f(-4).

A -2
B 6
C -6
D 2

Answer 1

Replace x by -4 on the right hand side. What do you get then?

Answer 2

@kropot72 -6?

Answer 3

Not really.
f(-4) = -4 + 2 = ?

Answer 4

oh sorry i meant -2 @kropot72

Answer 5

The result -2 looks good!!

Answer 6

@kropot72 thanks so much! :) could you help me with another one?

Answer 7

Sure. I'll try :)

Answer 8

@kropot72 great thanks

Answer 9

@kropot72 okay here it is: Choose the graph that correctly corresponds to the equation y = 4

Answer 10

@kropot72 A

Answer 11

@kropot72 B

Answer 12

@kropot72 C

Answer 13

@kropot72 D

Answer 14

In one of the four graphs the value of y remains at 4 for all the values of x. Which one is it?

Answer 15

@kropot72 A?

Answer 16

That's right. A is the correct choice. Good work!!

Answer 17

@kropot72 thanks so much could you help me with a few more?

Answer 18

Sorry to say I must log out now. Just close this and post your other questions :)

Answer 19

okay thanks for all your help