Question

Maths question iwant it fast​

Answer 1

r1 = 64a+45

r2 = 128-20+a = 108+a

a) r1=r2

63a = 63

a =1

b)r1+r2 =0

65a+153 =0

a =- 153/65 = -2.43

c) 2r1 =r2

128a+90 = 108 +a

127a = 18

a = 0.14

Answer 2

Answer:

first one

a) R¹ = R²

second one

b) R¹ + R² = R³

third one

c) 2R¹ - R² = 2R¹

These are the polynomials