Question

refer to ATTACHMENT ​

Answer 1

Step-by-step explanation:

refer to the attachment

Answer 2

Answer:

6.(x²- 5x +8)× (x²+2)

= x⁴+2x²-5x³-10x+8x²+16

= x⁴-5x³+10x²-10x+16 Ans

7.let all the games played be x

number of games played till now equals to 14

so how many games were played in total

14=28x/100

14×100=28x

1400/28=x

50=x

answer= 50 games were played in all

8.cost of the scooter=60000

depreciation rate per year/annum= 20/100

so depreciation rate after 3 years will be=20/100×3= 60/100

so value of scooter after three year

60000×60/100= 60000-36000

answer= cost of scooter after 3 years will be 24000

Step-by-step explanation:

hope it helps you