Question

solve fast............ right answer only​

Answer 1

Answer:

10

Step-by-step explanation:

5(17⁰ + 19⁰)

= 5(1 + 1) [a⁰ = 1]

= 5×2

= 10

Answer 2

Answer:

(2a^2+3b^2-5ab)- (-3a^2+b^2+7ab)