Find the product and verify the result for the given values: `(a) (2x - y) (7x - 5y) : x = 0` and `y = -2(b) (1/5 ab - 2) (ab + 2): a = 1` and `b = -1`

Find the following product and verify the result for x =-1, y=-2: (3x-5y)(x+y)

Find the product of the binomials: (1/2x-1/5y)\ (1/2x-1/5y)

Find the product of the binomials: ((1)/(2)x-(1)/(5)y)((1)/(2)x-(1)/(5)y)

If x ^(2) - 2x ^(2) y ^(2) + 5x + y-5 =0 and y (1) then y '' (1)=

Express each of the products as a monomials and verify the result in each case for x=1: Evaluate (2.3a^(5)b^(2))x(1.2a^(2)b^(2)) when a=1 and b=0.5

Express each of the products as a monomials and verify the result in each case for x=1: Evaluate (-8x^(2)y^(6))x(-20xy)f or x=2.5 and y=1

If A is a (x + 2) × (y - 3) matrix and B is a 2 × 5 matrix AB is a 3 × 5 ,then values of x and y are

Express each of the products as a monomials and verify the result in each case for x=1: Find the value of (5x^(6))x(-1.5x^(2)y^(3))x(-12xy^(2)) when x=1,y=0.5

Find the angle between the lines , (a^(2) - ab) y = (ab+b^(2))x+b^(3) , and (ab+b^(2)) y = (ab-a^2)x+a^(3) where a lt b lt 0

Find the angle between the lines , (a^(2) - ab) y = (ab+b^(2))x+b^(3) , and (ab+b^(2)) y = (ab-a^2)x+a^(3) where a lt b lt 0