Hello,
n=1,2,3,.... and not 0
Answer B a(n)=-2*n
Absolute value means ignore negative signs, so #38 is asking is 282 greater or less than 279. it's greater. #39 is negative of |-10| the absolute value signs work as parentheses too, so it's -(10) so -10
0.078, 0.5, 0.507, 0.75.
Hope it helps ; )
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Step-by-step explanation:
The Pythagorean theorem is:
where c is the hypotenuse.
The two wires in the sketch are the hypotenuse so we just use the formula
let the wires=x
So:
feet