Question

2] Find the perimeter of rectangle whose two adjacent sides
are 5x2 + 2xy - 3;2x2 - 6xy + 1
a] 7x2 - 4xy – 2 b] 7x2 + 4xy + 2
c) 14x2 - 8 xy + 4 d] 14x2 – 8xy - 4
2 tb
f ficient of theirerinbloohanlal​

Answer 1

Answer:

d) 14x²-8xy-4

Step-by-step explanation:

sides of rectangle

length= 5x²+2xy-3

breadth=2x²-6xy+1

perimeter of rectangle= 2(length +breadth)

=2(5x²+2xy-3+2x²-6xy+1)

=2(5x²+2x²+2xy-6xy-3+1)

=2(7x²-4xy-2)

= 14x²-8xy-4