Someone help me, I’ll give brainliest

a=3, b=5

Step-by-step explanation:

From first point (0,3), put that point in equation y=ab^x

x=0 y=3 we have ab^0=3, i.e

a=3 because b^0=1.

Put now (1,15) in equation we get:

3b^1=15, i.e 3b=15, so b=5.

You can check others poInta from graph it will be true

3*5^2=3*25=75

3*5^3=3*125=375

step-by-step explanation: