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Determine if the following statements are true or false. If it is true, explain why. If...

Determine if the following statements are true or false. If it is true, explain why. If it is false, provide an example.

a.) If a and b are positive numbers, then (a+b)^x=a^x+b^x

b.) If x < y, then e^x < e^y

c.) If 0 < b <1 and x < y then b^x > b^y

d.) if e^(kx) > 1, then k > 0 and x >0

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