hey im stuck on this question The graph of y=|2x-4| + k touches line y=x at only one point. find values of constant k thanks
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Originally Posted by elliegurl hey im stuck on this question The graph of y=|2x-4| + k touches line y=x at only one point. find values of constant k thanks HI b^2-4ac=0 because it touches only at one point . Solve
thankyou so much i do have another questions about real roots that im stuck on too show f(x)=4 has no real roots.. f(x)=3-|2x-1| i've ended up with a eq of -|2x-1|=1 is that right if it is what do i do next lol
Originally Posted by elliegurl thankyou so much i do have another questions about real roots that im stuck on too show f(x)=4 has no real roots.. f(x)=3-|2x-1| i've ended up with a eq of -|2x-1|=1 is that right if it is what do i do next lol Similar to your pervious question , square both sides to get rid of the modulus , then use since it has NO real roots . Give it a try !
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