Question

MY ASSIGNMENT - INDIAN SCHOOL
6) A rectangle has length (3x – 8)cm and width (2x - 7)cm
Write down and simplify an expression for the perimeter of the rectangle
b. Write down an expression for area of the rectangle.
c. If the area of the rectangle is 91 cm show that 6x2 - 37x - 35 = 0
d. Factorise 6x2 – 378 – 35
37x - 35 = 0
e.
Solve the quadratic equation 6x2​

Answer 1

Step-by-step explanation:

Not able to understand parts d and e

Answer 2

Length 3x-8

Width is nothing but (breath) 2x-7

Step-by-step explanation:

Length=3x-8

Width=2x-7

Perimeter of rectangle= l×b

3x-8 ×2x-7

3x×2x -8×-7

5x+56

Perimeter of rectangle= 5x+56