The functions f and g are defined by f(x) = 2x + 1 and g(x) = 3 for all numbers x. What is the least value of c for which f(c) = g(c)?

Question

jack1 · Answer

when f(x) = g(x)
f(x) = g(c)
2c + 1 = 3???  yeah...?

jack1 · Answer

so 2c = 3-1 = 2... so c = 1 for all values of f(x) = g(x) ... ?   i think...?

anonymous · Answer

yeahh i did this same..but answer is -2

anonymous · Answer

its asking for the least value...

anonymous · Answer

but i dont know how -2 is ans

jack1 · Answer

hmmm... im still lost... how could c = -2
-2 x 2 +1 = -3...?

anonymous · Answer

hehehe..yeah thts what m too confused about :-)

jack1 · Answer

$$\large -3 \neq 3$$   :-/
nuh, sorry mann, i got nothin hay

anonymous · Answer

hmmm

anonymous · Answer

please can anybody help me out..to get this question right?

anas.p · Answer

jack is right... can u make sure the question is correct.

anonymous · Answer

yeahh i checked it thrice!!!

anonymous · Answer

www.number2.com this the link ..i got this ques from here..(GRE quant)

anas.p · Answer

sorry man.. i still think jack is right...