A sequence is defined by the formula f(n+1)=f(n)-3. If f(4)=22, what is f(1)? 10
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The length and width of a rectangle are consecutive even integers the area of the rectangle is 120 squares units what are the length and width of the rectangle

For what value of (y) is 3^3/3^y =1/9

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.