Asked by samantha

write the exponential function f(x)=-3*4^(1-x) in the form f(x)=ab^x
Answered by Damon
y = -3 * 4^1 * 4 ^-x
= -12 * 4^-x
= -12 * 1/4^x
= -12 * (1/4)^x
Answered by samantha
can you help with 2 more? i answered them but i need you to check and correct me if im wrong
Answered by samantha
1.find the zeroes of the function f(x)=log4(x+1)+log4(4x-3)

2.which of the following is the equation c^(4d+1)=7a-b written in logarithm form
Answered by random junior
Answer is C
f(x)=-12(1/4)^x

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