Question

Case Study – 1 Amit’s company is going to make frames as part of a new product they are launching. The frame will be cut out of a piece of steel, and to keep the weight down, the final area should be 28 cm2. The inside of the frame has to be 11 cm by 6 cm.
Find the zeros of the polynomial for the area of steel after cutting out the 11 × 6 middle?
(a) X=0, X=14/2
(b) X=0, X= -17/2.
(C) X=1, X=-17/2.
(d) X=2, X=-15/2
If x = 5 inches then the area of steel before cutting is ____________
(a) 336sq. Inches.
(b) 335sq inch
(c) 363 sq.inch.
(d)633 sq.inch.

Answer 1

Answer:

The problem gives the area of a frame, which

28

c

m

2

. The inside of this frame is {eq}11\ \mathrm{cm} \times 6\...