Factorize the following polynmials:
`a^(2)-25`
`=(a)^(2)-(5)^(2)`
`=(a+5)(a-5)`

Factorize the following polynmials: 2m^(2)-5m =m(2m-5)

Factorize the following polynmials: (1) x^(2)-4x-5 =x^(2)-5x+x-5 =x(x-5)+1(x-5) =(x-5)(x+1)

Factorize the following: 2a(4x-1)+5(4x-1)

Find the factors of the following polynominals. (ii) 2m^2-5m .

Find the factors of the following polynominals. (i) x^2-4x-5 .

Factorize 5-20x^2

Factorize the following quadratic expressions : (a) x^(2) + 5x + 6 (b) x^(2)- 5x - 36 (c ) 2x^(2) + 5x - 18

Factorize each of the following expressions: 2p(a-b)+3q(5a-5b)+4r(2a-2b)

Simplify and write each of the following in exponential from: (25)^3-:5^3 (ii) (81)^5-:(3^2)^5

.Solve the following equations: (a) 2y+(5)/(2)=(37)/(2), (b) 5t+28=10, (c)(a/5)+3=2 (d)(5/2)x=-5x^(10), (e) (5/2)x=(25/4), (g) 7m+(19/2)=13