[Number Theory, 3 Points] It is given that, for the three-digit numbers (abb) and (baa), and the two-digit number (aa),
(abb) + (aa) + 1 = (baa).
What is a + b?

17

Step-by-step explanation:

for any of you who need the translation here it is

step-by-step explanation:

find the angular size of the equatorial radius of the earth, if the horizontal parallax of the sun

the terms of a geometric sequence can be found by beginning with the first term and multiplying by the common ratio repeatedly. a recursive formula for a geometric sequence with common ratio r is given by an=ran−1 a n = r a n − 1 for n≥2 n ≥ 2 .

step-by-step explanation: