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SIZIF [17.4K]
3 years ago
14

If a car travels 400m in 20seconds how fast is it going?

Mathematics
1 answer:
Mice21 [21]3 years ago
7 0
The car travels 400m in 20sec, the it is moving with a speed of 400m/20sec i.e, 20m/sec.
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Plot the points (2, 4) and (2, -8) on the coordinate plane below.
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They are 12 units apart
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3 years ago
Whats 58788188 to the nearest million
In-s [12.5K]

Answer:

588,000,000.

Step-by-step explanation:

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3 years ago
Solve for x. enter your answer in interval notation using grouping symbols. x^2+15x<-36
Oliga [24]
X²+15x+36<0

at first solve quadratic equation

D=b²-4ac= 225-4*1*36= 81

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or second case)  x+12>0 and x+3<0
x>-12 and x<-3
(-12,∞) and (-∞,-3)  they are crossing , so (-12, -3)  is a solution of this inequality


3 0
3 years ago
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