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Umnica [9.8K]
3 years ago
9

Factorise 9x squared -6x+1

Mathematics
1 answer:
kirza4 [7]3 years ago
5 0
What are the answer choices?
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You roll a 6-sided die with faces numbered 1 through 6, and toss a coin. What is the probability of rolling a 2 or getting heads
valentina_108 [34]
That sounds like an extremely misleading question to me but it would be A since theres a 1/6 chance of getting a 2 on a die and there isnt a 1/2 in the answers so it is A
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(12x2)/2+1!!!!!!!!!!!!!!
jeka57 [31]

Answer:

13

Step-by-step explanation:

(12*2)/2+1 > 24/2+1 > 12+1 > 13

5 0
3 years ago
A 250 m train travels through a 2km tunnel at 27 km/hr. How long is it from the time the front of the train enters the tunnel, t
olga55 [171]

Answer:

5 min

Step-by-step explanation:

time taken=distance required to travel/speed of train

total distance train have to cover to just left the tunnel is (lenght of tunnel+length of train) =2km+250m

=2250m

speed of train is 27km/hr

multiply 5/18 to convert in m/s

i.e, (5/18)×27=7.5m/s

now time taken =2250m/(7.5m/s)

=300s

and,300s =5min

4 0
3 years ago
Simplify (27-17)^2-80
artcher [175]

Answer:

-60

Step-by-step explanation:

7 0
2 years ago
Please help me it’s due today!
shepuryov [24]

Answer:

Check explanation

Step-by-step explanation:

\frac{3(x+2)}{3(x+3)(x+3)}*\frac{(x+3)(x-4)}{(x+2)(x-2)}

3 0
3 years ago
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