15x²-8x from(-9x-20x²)
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Answered by
0
Answer:
17x-5x square
Step-by-step explanation:
-9x-20x square
-8x+15x square
+ -
17x-5x square
Answered by
2
Step-by-step explanation:
when brakes are applied to a car moving with a velocity of 54 km^-1 it comes to rest within 2 metre. calculate the frictional resistance if mass of the car is 150 kg
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