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ivanzaharov [21]
3 years ago
5

Evaluate the expression a²-2b when a=5 and b = 3​

Mathematics
1 answer:
frez [133]3 years ago
7 0
Answer : 19
5^2-2(3)
25-6
19
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the jedi have a weapon that can shoot a projectile 20 miles. find the area that the projectile can land in.
kifflom [539]

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The area he can cover with that weapon is 1,256 miles².

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Assuming that the Jedi won't move and that he can shoot in every direction, he'd be shooting at a circle with a radius of 20 miles. Therefore the are that he can cover with that weapon is the area of the circle, which is shown below:

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